Home / 4,247.87-5,864.94-2,655.14

Finding the Fourth Proportional to 4,247.87, 5,864.94 and 2,655.14

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Solution

The fourth proportional to 4,247.87, 5,864.94 and 2,655.14 is: 3,665.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.87 : 5,864.94 = 2,655.14 : x
  2. Step 2: Convert to fraction form
    4,247.87/5,864.94 = 2,655.14/x
  3. Step 3: Cross multiply
    4,247.87x = 5,864.94 × 2,655.14
  4. Step 4: Simplify right side
    4,247.87x = 15,572,207.47
  5. Step 5: Solve for x
    x = 15,572,207.47/4,247.87
  6. Step 6: Final answer
    x = 3,665.89

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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.