Home / 7,546.72-10,417.20-6,147.04

Finding the Fourth Proportional to 7,546.72, 10,417.20 and 6,147.04

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Solution

The fourth proportional to 7,546.72, 10,417.20 and 6,147.04 is: 8,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.72 : 10,417.20 = 6,147.04 : x
  2. Step 2: Convert to fraction form
    7,546.72/10,417.20 = 6,147.04/x
  3. Step 3: Cross multiply
    7,546.72x = 10,417.20 × 6,147.04
  4. Step 4: Simplify right side
    7,546.72x = 64,034,945.09
  5. Step 5: Solve for x
    x = 64,034,945.09/7,546.72
  6. Step 6: Final answer
    x = 8,485.14

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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.