Home / 8,332.26-11,479.02-5,809.80

Finding the Fourth Proportional to 8,332.26, 11,479.02 and 5,809.80

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Solution

The fourth proportional to 8,332.26, 11,479.02 and 5,809.80 is: 8,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.26 : 11,479.02 = 5,809.80 : x
  2. Step 2: Convert to fraction form
    8,332.26/11,479.02 = 5,809.80/x
  3. Step 3: Cross multiply
    8,332.26x = 11,479.02 × 5,809.80
  4. Step 4: Simplify right side
    8,332.26x = 66,690,810.40
  5. Step 5: Solve for x
    x = 66,690,810.40/8,332.26
  6. Step 6: Final answer
    x = 8,003.93

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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.