Home / 4,275.12-6,412.68-1,197.12

Finding the Fourth Proportional to 4,275.12, 6,412.68 and 1,197.12

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Solution

The fourth proportional to 4,275.12, 6,412.68 and 1,197.12 is: 1,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.12 : 6,412.68 = 1,197.12 : x
  2. Step 2: Convert to fraction form
    4,275.12/6,412.68 = 1,197.12/x
  3. Step 3: Cross multiply
    4,275.12x = 6,412.68 × 1,197.12
  4. Step 4: Simplify right side
    4,275.12x = 7,676,747.48
  5. Step 5: Solve for x
    x = 7,676,747.48/4,275.12
  6. Step 6: Final answer
    x = 1,795.68

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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.