Home / 8,159.17-11,259.75-4,433.17

Finding the Fourth Proportional to 8,159.17, 11,259.75 and 4,433.17

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Solution

The fourth proportional to 8,159.17, 11,259.75 and 4,433.17 is: 6,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.17 : 11,259.75 = 4,433.17 : x
  2. Step 2: Convert to fraction form
    8,159.17/11,259.75 = 4,433.17/x
  3. Step 3: Cross multiply
    8,159.17x = 11,259.75 × 4,433.17
  4. Step 4: Simplify right side
    8,159.17x = 49,916,385.91
  5. Step 5: Solve for x
    x = 49,916,385.91/8,159.17
  6. Step 6: Final answer
    x = 6,117.83

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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.