Home / 9,151.65-13,742.66-5,710.77

Finding the Fourth Proportional to 9,151.65, 13,742.66 and 5,710.77

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Solution

The fourth proportional to 9,151.65, 13,742.66 and 5,710.77 is: 8,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.65 : 13,742.66 = 5,710.77 : x
  2. Step 2: Convert to fraction form
    9,151.65/13,742.66 = 5,710.77/x
  3. Step 3: Cross multiply
    9,151.65x = 13,742.66 × 5,710.77
  4. Step 4: Simplify right side
    9,151.65x = 78,481,156.17
  5. Step 5: Solve for x
    x = 78,481,156.17/9,151.65
  6. Step 6: Final answer
    x = 8,575.63

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1.5x scale

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.