Home / 10,246.13-15,372.83-5,055.65

Finding the Fourth Proportional to 10,246.13, 15,372.83 and 5,055.65

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Solution

The fourth proportional to 10,246.13, 15,372.83 and 5,055.65 is: 7,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.13 : 15,372.83 = 5,055.65 : x
  2. Step 2: Convert to fraction form
    10,246.13/15,372.83 = 5,055.65/x
  3. Step 3: Cross multiply
    10,246.13x = 15,372.83 × 5,055.65
  4. Step 4: Simplify right side
    10,246.13x = 77,719,583.76
  5. Step 5: Solve for x
    x = 77,719,583.76/10,246.13
  6. Step 6: Final answer
    x = 7,585.27

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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.