Home / 9,122.68-13,685.46-3,283.48

Finding the Fourth Proportional to 9,122.68, 13,685.46 and 3,283.48

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Solution

The fourth proportional to 9,122.68, 13,685.46 and 3,283.48 is: 4,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.68 : 13,685.46 = 3,283.48 : x
  2. Step 2: Convert to fraction form
    9,122.68/13,685.46 = 3,283.48/x
  3. Step 3: Cross multiply
    9,122.68x = 13,685.46 × 3,283.48
  4. Step 4: Simplify right side
    9,122.68x = 44,935,934.20
  5. Step 5: Solve for x
    x = 44,935,934.20/9,122.68
  6. Step 6: Final answer
    x = 4,925.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.