Home / 8,451.13-11,658.68-5,467.93

Finding the Fourth Proportional to 8,451.13, 11,658.68 and 5,467.93

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Solution

The fourth proportional to 8,451.13, 11,658.68 and 5,467.93 is: 7,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.13 : 11,658.68 = 5,467.93 : x
  2. Step 2: Convert to fraction form
    8,451.13/11,658.68 = 5,467.93/x
  3. Step 3: Cross multiply
    8,451.13x = 11,658.68 × 5,467.93
  4. Step 4: Simplify right side
    8,451.13x = 63,748,787.84
  5. Step 5: Solve for x
    x = 63,748,787.84/8,451.13
  6. Step 6: Final answer
    x = 7,543.23

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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.