Home / 9,818.46-13,545.75-6,275.52

Finding the Fourth Proportional to 9,818.46, 13,545.75 and 6,275.52

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Solution

The fourth proportional to 9,818.46, 13,545.75 and 6,275.52 is: 8,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.46 : 13,545.75 = 6,275.52 : x
  2. Step 2: Convert to fraction form
    9,818.46/13,545.75 = 6,275.52/x
  3. Step 3: Cross multiply
    9,818.46x = 13,545.75 × 6,275.52
  4. Step 4: Simplify right side
    9,818.46x = 85,006,625.04
  5. Step 5: Solve for x
    x = 85,006,625.04/9,818.46
  6. Step 6: Final answer
    x = 8,657.84

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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.