Home / 5,655.84-7,814.45-4,469.92

Finding the Fourth Proportional to 5,655.84, 7,814.45 and 4,469.92

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Solution

The fourth proportional to 5,655.84, 7,814.45 and 4,469.92 is: 6,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.84 : 7,814.45 = 4,469.92 : x
  2. Step 2: Convert to fraction form
    5,655.84/7,814.45 = 4,469.92/x
  3. Step 3: Cross multiply
    5,655.84x = 7,814.45 × 4,469.92
  4. Step 4: Simplify right side
    5,655.84x = 34,929,966.34
  5. Step 5: Solve for x
    x = 34,929,966.34/5,655.84
  6. Step 6: Final answer
    x = 6,175.91

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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.