Home / 7,526.32-11,280-5,335.60

Finding the Fourth Proportional to 7,526.32, 11,280 and 5,335.60

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Solution

The fourth proportional to 7,526.32, 11,280 and 5,335.60 is: 7,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.32 : 11,280 = 5,335.60 : x
  2. Step 2: Convert to fraction form
    7,526.32/11,280 = 5,335.60/x
  3. Step 3: Cross multiply
    7,526.32x = 11,280 × 5,335.60
  4. Step 4: Simplify right side
    7,526.32x = 60,185,568.00
  5. Step 5: Solve for x
    x = 60,185,568.00/7,526.32
  6. Step 6: Final answer
    x = 7,996.68

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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.