Home / 4,952.48-7,428.68-1,254.71

Finding the Fourth Proportional to 4,952.48, 7,428.68 and 1,254.71

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Solution

The fourth proportional to 4,952.48, 7,428.68 and 1,254.71 is: 1,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.48 : 7,428.68 = 1,254.71 : x
  2. Step 2: Convert to fraction form
    4,952.48/7,428.68 = 1,254.71/x
  3. Step 3: Cross multiply
    4,952.48x = 7,428.68 × 1,254.71
  4. Step 4: Simplify right side
    4,952.48x = 9,320,814.30
  5. Step 5: Solve for x
    x = 9,320,814.30/4,952.48
  6. Step 6: Final answer
    x = 1,882.05

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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.