Home / 7,318.04-10,099.50-4,174.52

Finding the Fourth Proportional to 7,318.04, 10,099.50 and 4,174.52

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Solution

The fourth proportional to 7,318.04, 10,099.50 and 4,174.52 is: 5,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.04 : 10,099.50 = 4,174.52 : x
  2. Step 2: Convert to fraction form
    7,318.04/10,099.50 = 4,174.52/x
  3. Step 3: Cross multiply
    7,318.04x = 10,099.50 × 4,174.52
  4. Step 4: Simplify right side
    7,318.04x = 42,160,564.74
  5. Step 5: Solve for x
    x = 42,160,564.74/7,318.04
  6. Step 6: Final answer
    x = 5,761.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.