Home / 7,490.50-11,225.04-5,500.52

Finding the Fourth Proportional to 7,490.50, 11,225.04 and 5,500.52

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Solution

The fourth proportional to 7,490.50, 11,225.04 and 5,500.52 is: 8,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.50 : 11,225.04 = 5,500.52 : x
  2. Step 2: Convert to fraction form
    7,490.50/11,225.04 = 5,500.52/x
  3. Step 3: Cross multiply
    7,490.50x = 11,225.04 × 5,500.52
  4. Step 4: Simplify right side
    7,490.50x = 61,743,521.52
  5. Step 5: Solve for x
    x = 61,743,521.52/7,490.50
  6. Step 6: Final answer
    x = 8,242.91

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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.