Home / 8,154.58-11,253.18-4,966.72

Finding the Fourth Proportional to 8,154.58, 11,253.18 and 4,966.72

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Solution

The fourth proportional to 8,154.58, 11,253.18 and 4,966.72 is: 6,853.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.58 : 11,253.18 = 4,966.72 : x
  2. Step 2: Convert to fraction form
    8,154.58/11,253.18 = 4,966.72/x
  3. Step 3: Cross multiply
    8,154.58x = 11,253.18 × 4,966.72
  4. Step 4: Simplify right side
    8,154.58x = 55,891,394.17
  5. Step 5: Solve for x
    x = 55,891,394.17/8,154.58
  6. Step 6: Final answer
    x = 6,853.99

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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.