Home / 9,109.14-12,572.66-5,963.50

Finding the Fourth Proportional to 9,109.14, 12,572.66 and 5,963.50

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Solution

The fourth proportional to 9,109.14, 12,572.66 and 5,963.50 is: 8,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109.14 : 12,572.66 = 5,963.50 : x
  2. Step 2: Convert to fraction form
    9,109.14/12,572.66 = 5,963.50/x
  3. Step 3: Cross multiply
    9,109.14x = 12,572.66 × 5,963.50
  4. Step 4: Simplify right side
    9,109.14x = 74,977,057.91
  5. Step 5: Solve for x
    x = 74,977,057.91/9,109.14
  6. Step 6: Final answer
    x = 8,230.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.