Home / 7,151.52-10,730.93-3,456.92

Finding the Fourth Proportional to 7,151.52, 10,730.93 and 3,456.92

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Solution

The fourth proportional to 7,151.52, 10,730.93 and 3,456.92 is: 5,187.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.52 : 10,730.93 = 3,456.92 : x
  2. Step 2: Convert to fraction form
    7,151.52/10,730.93 = 3,456.92/x
  3. Step 3: Cross multiply
    7,151.52x = 10,730.93 × 3,456.92
  4. Step 4: Simplify right side
    7,151.52x = 37,095,895.60
  5. Step 5: Solve for x
    x = 37,095,895.60/7,151.52
  6. Step 6: Final answer
    x = 5,187.13

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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.