Home / 9,251.22-13,878.88-4,318.17

Finding the Fourth Proportional to 9,251.22, 13,878.88 and 4,318.17

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Solution

The fourth proportional to 9,251.22, 13,878.88 and 4,318.17 is: 6,478.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.22 : 13,878.88 = 4,318.17 : x
  2. Step 2: Convert to fraction form
    9,251.22/13,878.88 = 4,318.17/x
  3. Step 3: Cross multiply
    9,251.22x = 13,878.88 × 4,318.17
  4. Step 4: Simplify right side
    9,251.22x = 59,931,363.25
  5. Step 5: Solve for x
    x = 59,931,363.25/9,251.22
  6. Step 6: Final answer
    x = 6,478.21

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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.