Home / 9,340.52-12,873.68-6,818.48

Finding the Fourth Proportional to 9,340.52, 12,873.68 and 6,818.48

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Solution

The fourth proportional to 9,340.52, 12,873.68 and 6,818.48 is: 9,397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.52 : 12,873.68 = 6,818.48 : x
  2. Step 2: Convert to fraction form
    9,340.52/12,873.68 = 6,818.48/x
  3. Step 3: Cross multiply
    9,340.52x = 12,873.68 × 6,818.48
  4. Step 4: Simplify right side
    9,340.52x = 87,778,929.61
  5. Step 5: Solve for x
    x = 87,778,929.61/9,340.52
  6. Step 6: Final answer
    x = 9,397.65

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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.