Home / 8,250.18-11,385.54-5,897.94

Finding the Fourth Proportional to 8,250.18, 11,385.54 and 5,897.94

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Solution

The fourth proportional to 8,250.18, 11,385.54 and 5,897.94 is: 8,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.18 : 11,385.54 = 5,897.94 : x
  2. Step 2: Convert to fraction form
    8,250.18/11,385.54 = 5,897.94/x
  3. Step 3: Cross multiply
    8,250.18x = 11,385.54 × 5,897.94
  4. Step 4: Simplify right side
    8,250.18x = 67,151,231.79
  5. Step 5: Solve for x
    x = 67,151,231.79/8,250.18
  6. Step 6: Final answer
    x = 8,139.37

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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.