Home / 3,515.68-5,273.52-2,428.66

Finding the Fourth Proportional to 3,515.68, 5,273.52 and 2,428.66

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Solution

The fourth proportional to 3,515.68, 5,273.52 and 2,428.66 is: 3,642.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.68 : 5,273.52 = 2,428.66 : x
  2. Step 2: Convert to fraction form
    3,515.68/5,273.52 = 2,428.66/x
  3. Step 3: Cross multiply
    3,515.68x = 5,273.52 × 2,428.66
  4. Step 4: Simplify right side
    3,515.68x = 12,807,587.08
  5. Step 5: Solve for x
    x = 12,807,587.08/3,515.68
  6. Step 6: Final answer
    x = 3,642.99

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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.