Home / 8,070.89-11,139.94-4,535.24

Finding the Fourth Proportional to 8,070.89, 11,139.94 and 4,535.24

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Solution

The fourth proportional to 8,070.89, 11,139.94 and 4,535.24 is: 6,259.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.89 : 11,139.94 = 4,535.24 : x
  2. Step 2: Convert to fraction form
    8,070.89/11,139.94 = 4,535.24/x
  3. Step 3: Cross multiply
    8,070.89x = 11,139.94 × 4,535.24
  4. Step 4: Simplify right side
    8,070.89x = 50,522,301.49
  5. Step 5: Solve for x
    x = 50,522,301.49/8,070.89
  6. Step 6: Final answer
    x = 6,259.82

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Half scale
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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.