Home / 10,149.84-15,234.36-5,536.08

Finding the Fourth Proportional to 10,149.84, 15,234.36 and 5,536.08

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Solution

The fourth proportional to 10,149.84, 15,234.36 and 5,536.08 is: 8,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.84 : 15,234.36 = 5,536.08 : x
  2. Step 2: Convert to fraction form
    10,149.84/15,234.36 = 5,536.08/x
  3. Step 3: Cross multiply
    10,149.84x = 15,234.36 × 5,536.08
  4. Step 4: Simplify right side
    10,149.84x = 84,338,635.71
  5. Step 5: Solve for x
    x = 84,338,635.71/10,149.84
  6. Step 6: Final answer
    x = 8,309.36

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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.