Home / 7,132.96-10,700.08-2,751.52

Finding the Fourth Proportional to 7,132.96, 10,700.08 and 2,751.52

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Solution

The fourth proportional to 7,132.96, 10,700.08 and 2,751.52 is: 4,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.96 : 10,700.08 = 2,751.52 : x
  2. Step 2: Convert to fraction form
    7,132.96/10,700.08 = 2,751.52/x
  3. Step 3: Cross multiply
    7,132.96x = 10,700.08 × 2,751.52
  4. Step 4: Simplify right side
    7,132.96x = 29,441,484.12
  5. Step 5: Solve for x
    x = 29,441,484.12/7,132.96
  6. Step 6: Final answer
    x = 4,127.53

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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.