Home / 11,308.20-15,605.30-6,273.18

Finding the Fourth Proportional to 11,308.20, 15,605.30 and 6,273.18

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Solution

The fourth proportional to 11,308.20, 15,605.30 and 6,273.18 is: 8,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.20 : 15,605.30 = 6,273.18 : x
  2. Step 2: Convert to fraction form
    11,308.20/15,605.30 = 6,273.18/x
  3. Step 3: Cross multiply
    11,308.20x = 15,605.30 × 6,273.18
  4. Step 4: Simplify right side
    11,308.20x = 97,894,855.85
  5. Step 5: Solve for x
    x = 97,894,855.85/11,308.20
  6. Step 6: Final answer
    x = 8,656.98

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Half scale
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Double scale
Find fourth proportional to 11,309.20, 15,606.68 and 6,274.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.