Home / 9,165.30-13,749.18-4,482.12

Finding the Fourth Proportional to 9,165.30, 13,749.18 and 4,482.12

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Solution

The fourth proportional to 9,165.30, 13,749.18 and 4,482.12 is: 6,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.30 : 13,749.18 = 4,482.12 : x
  2. Step 2: Convert to fraction form
    9,165.30/13,749.18 = 4,482.12/x
  3. Step 3: Cross multiply
    9,165.30x = 13,749.18 × 4,482.12
  4. Step 4: Simplify right side
    9,165.30x = 61,625,474.66
  5. Step 5: Solve for x
    x = 61,625,474.66/9,165.30
  6. Step 6: Final answer
    x = 6,723.78

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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.