Home / 10,357.38-15,535.86-2,566.08

Finding the Fourth Proportional to 10,357.38, 15,535.86 and 2,566.08

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Solution

The fourth proportional to 10,357.38, 15,535.86 and 2,566.08 is: 3,849.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.38 : 15,535.86 = 2,566.08 : x
  2. Step 2: Convert to fraction form
    10,357.38/15,535.86 = 2,566.08/x
  3. Step 3: Cross multiply
    10,357.38x = 15,535.86 × 2,566.08
  4. Step 4: Simplify right side
    10,357.38x = 39,866,259.63
  5. Step 5: Solve for x
    x = 39,866,259.63/10,357.38
  6. Step 6: Final answer
    x = 3,849.07

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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.