Home / 5,681.40-8,522.10-5,566.20

Finding the Fourth Proportional to 5,681.40, 8,522.10 and 5,566.20

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Solution

The fourth proportional to 5,681.40, 8,522.10 and 5,566.20 is: 8,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.40 : 8,522.10 = 5,566.20 : x
  2. Step 2: Convert to fraction form
    5,681.40/8,522.10 = 5,566.20/x
  3. Step 3: Cross multiply
    5,681.40x = 8,522.10 × 5,566.20
  4. Step 4: Simplify right side
    5,681.40x = 47,435,713.02
  5. Step 5: Solve for x
    x = 47,435,713.02/5,681.40
  6. Step 6: Final answer
    x = 8,349.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.