Home / 10,078.98-13,910.01-5,887.62

Finding the Fourth Proportional to 10,078.98, 13,910.01 and 5,887.62

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Solution

The fourth proportional to 10,078.98, 13,910.01 and 5,887.62 is: 8,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078.98 : 13,910.01 = 5,887.62 : x
  2. Step 2: Convert to fraction form
    10,078.98/13,910.01 = 5,887.62/x
  3. Step 3: Cross multiply
    10,078.98x = 13,910.01 × 5,887.62
  4. Step 4: Simplify right side
    10,078.98x = 81,896,853.08
  5. Step 5: Solve for x
    x = 81,896,853.08/10,078.98
  6. Step 6: Final answer
    x = 8,125.51

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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.