Home / 10,338.43-15,507.67-2,547.24

Finding the Fourth Proportional to 10,338.43, 15,507.67 and 2,547.24

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Solution

The fourth proportional to 10,338.43, 15,507.67 and 2,547.24 is: 3,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.43 : 15,507.67 = 2,547.24 : x
  2. Step 2: Convert to fraction form
    10,338.43/15,507.67 = 2,547.24/x
  3. Step 3: Cross multiply
    10,338.43x = 15,507.67 × 2,547.24
  4. Step 4: Simplify right side
    10,338.43x = 39,501,679.79
  5. Step 5: Solve for x
    x = 39,501,679.79/10,338.43
  6. Step 6: Final answer
    x = 3,820.86

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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.