Home / 8,258.59-11,397.45-4,721.95

Finding the Fourth Proportional to 8,258.59, 11,397.45 and 4,721.95

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Solution

The fourth proportional to 8,258.59, 11,397.45 and 4,721.95 is: 6,516.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.59 : 11,397.45 = 4,721.95 : x
  2. Step 2: Convert to fraction form
    8,258.59/11,397.45 = 4,721.95/x
  3. Step 3: Cross multiply
    8,258.59x = 11,397.45 × 4,721.95
  4. Step 4: Simplify right side
    8,258.59x = 53,818,189.03
  5. Step 5: Solve for x
    x = 53,818,189.03/8,258.59
  6. Step 6: Final answer
    x = 6,516.63

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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.