Home / 9,251.13-13,881.25-4,320.05

Finding the Fourth Proportional to 9,251.13, 13,881.25 and 4,320.05

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Solution

The fourth proportional to 9,251.13, 13,881.25 and 4,320.05 is: 6,482.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.13 : 13,881.25 = 4,320.05 : x
  2. Step 2: Convert to fraction form
    9,251.13/13,881.25 = 4,320.05/x
  3. Step 3: Cross multiply
    9,251.13x = 13,881.25 × 4,320.05
  4. Step 4: Simplify right side
    9,251.13x = 59,967,734.17
  5. Step 5: Solve for x
    x = 59,967,734.17/9,251.13
  6. Step 6: Final answer
    x = 6,482.21

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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.