Home / 8,125.84-11,213.12-4,588.56

Finding the Fourth Proportional to 8,125.84, 11,213.12 and 4,588.56

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Solution

The fourth proportional to 8,125.84, 11,213.12 and 4,588.56 is: 6,331.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.84 : 11,213.12 = 4,588.56 : x
  2. Step 2: Convert to fraction form
    8,125.84/11,213.12 = 4,588.56/x
  3. Step 3: Cross multiply
    8,125.84x = 11,213.12 × 4,588.56
  4. Step 4: Simplify right side
    8,125.84x = 51,452,073.91
  5. Step 5: Solve for x
    x = 51,452,073.91/8,125.84
  6. Step 6: Final answer
    x = 6,331.91

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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.