Home / 4,665.28-6,437.31-2,899.28

Finding the Fourth Proportional to 4,665.28, 6,437.31 and 2,899.28

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Solution

The fourth proportional to 4,665.28, 6,437.31 and 2,899.28 is: 4,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.28 : 6,437.31 = 2,899.28 : x
  2. Step 2: Convert to fraction form
    4,665.28/6,437.31 = 2,899.28/x
  3. Step 3: Cross multiply
    4,665.28x = 6,437.31 × 2,899.28
  4. Step 4: Simplify right side
    4,665.28x = 18,663,564.14
  5. Step 5: Solve for x
    x = 18,663,564.14/4,665.28
  6. Step 6: Final answer
    x = 4,000.52

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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.