Home / 7,166.48-10,751.13-2,784.38

Finding the Fourth Proportional to 7,166.48, 10,751.13 and 2,784.38

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Solution

The fourth proportional to 7,166.48, 10,751.13 and 2,784.38 is: 4,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.48 : 10,751.13 = 2,784.38 : x
  2. Step 2: Convert to fraction form
    7,166.48/10,751.13 = 2,784.38/x
  3. Step 3: Cross multiply
    7,166.48x = 10,751.13 × 2,784.38
  4. Step 4: Simplify right side
    7,166.48x = 29,935,177.59
  5. Step 5: Solve for x
    x = 29,935,177.59/7,166.48
  6. Step 6: Final answer
    x = 4,177.11

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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.