Home / 7,522.04-11,270.28-5,320

Finding the Fourth Proportional to 7,522.04, 11,270.28 and 5,320

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Solution

The fourth proportional to 7,522.04, 11,270.28 and 5,320 is: 7,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.04 : 11,270.28 = 5,320 : x
  2. Step 2: Convert to fraction form
    7,522.04/11,270.28 = 5,320/x
  3. Step 3: Cross multiply
    7,522.04x = 11,270.28 × 5,320
  4. Step 4: Simplify right side
    7,522.04x = 59,957,889.60
  5. Step 5: Solve for x
    x = 59,957,889.60/7,522.04
  6. Step 6: Final answer
    x = 7,970.96

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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.