Home / 4,909.27-6,774.72-2,671.17

Finding the Fourth Proportional to 4,909.27, 6,774.72 and 2,671.17

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Solution

The fourth proportional to 4,909.27, 6,774.72 and 2,671.17 is: 3,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.27 : 6,774.72 = 2,671.17 : x
  2. Step 2: Convert to fraction form
    4,909.27/6,774.72 = 2,671.17/x
  3. Step 3: Cross multiply
    4,909.27x = 6,774.72 × 2,671.17
  4. Step 4: Simplify right side
    4,909.27x = 18,096,428.82
  5. Step 5: Solve for x
    x = 18,096,428.82/4,909.27
  6. Step 6: Final answer
    x = 3,686.18

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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.