Home / 10,011.66-15,007.06-3,767.38

Finding the Fourth Proportional to 10,011.66, 15,007.06 and 3,767.38

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Solution

The fourth proportional to 10,011.66, 15,007.06 and 3,767.38 is: 5,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.66 : 15,007.06 = 3,767.38 : x
  2. Step 2: Convert to fraction form
    10,011.66/15,007.06 = 3,767.38/x
  3. Step 3: Cross multiply
    10,011.66x = 15,007.06 × 3,767.38
  4. Step 4: Simplify right side
    10,011.66x = 56,537,297.70
  5. Step 5: Solve for x
    x = 56,537,297.70/10,011.66
  6. Step 6: Final answer
    x = 5,647.15

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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.