Home / 8,275.09-11,419.71-4,498.27

Finding the Fourth Proportional to 8,275.09, 11,419.71 and 4,498.27

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Solution

The fourth proportional to 8,275.09, 11,419.71 and 4,498.27 is: 6,207.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.09 : 11,419.71 = 4,498.27 : x
  2. Step 2: Convert to fraction form
    8,275.09/11,419.71 = 4,498.27/x
  3. Step 3: Cross multiply
    8,275.09x = 11,419.71 × 4,498.27
  4. Step 4: Simplify right side
    8,275.09x = 51,368,938.90
  5. Step 5: Solve for x
    x = 51,368,938.90/8,275.09
  6. Step 6: Final answer
    x = 6,207.66

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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.