Home / 7,166.72-10,750.76-2,784.52

Finding the Fourth Proportional to 7,166.72, 10,750.76 and 2,784.52

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Solution

The fourth proportional to 7,166.72, 10,750.76 and 2,784.52 is: 4,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.72 : 10,750.76 = 2,784.52 : x
  2. Step 2: Convert to fraction form
    7,166.72/10,750.76 = 2,784.52/x
  3. Step 3: Cross multiply
    7,166.72x = 10,750.76 × 2,784.52
  4. Step 4: Simplify right side
    7,166.72x = 29,935,686.32
  5. Step 5: Solve for x
    x = 29,935,686.32/7,166.72
  6. Step 6: Final answer
    x = 4,177.04

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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.