Home / 8,275.17-11,419.80-4,498.35

Finding the Fourth Proportional to 8,275.17, 11,419.80 and 4,498.35

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Solution

The fourth proportional to 8,275.17, 11,419.80 and 4,498.35 is: 6,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.17 : 11,419.80 = 4,498.35 : x
  2. Step 2: Convert to fraction form
    8,275.17/11,419.80 = 4,498.35/x
  3. Step 3: Cross multiply
    8,275.17x = 11,419.80 × 4,498.35
  4. Step 4: Simplify right side
    8,275.17x = 51,370,257.33
  5. Step 5: Solve for x
    x = 51,370,257.33/8,275.17
  6. Step 6: Final answer
    x = 6,207.76

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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.