Home / 9,146.24-13,709.48-4,455.90

Finding the Fourth Proportional to 9,146.24, 13,709.48 and 4,455.90

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Solution

The fourth proportional to 9,146.24, 13,709.48 and 4,455.90 is: 6,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.24 : 13,709.48 = 4,455.90 : x
  2. Step 2: Convert to fraction form
    9,146.24/13,709.48 = 4,455.90/x
  3. Step 3: Cross multiply
    9,146.24x = 13,709.48 × 4,455.90
  4. Step 4: Simplify right side
    9,146.24x = 61,088,049.65
  5. Step 5: Solve for x
    x = 61,088,049.65/9,146.24
  6. Step 6: Final answer
    x = 6,679.04

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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.