Home / 9,619.56-13,267.80-6,475.14

Finding the Fourth Proportional to 9,619.56, 13,267.80 and 6,475.14

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Solution

The fourth proportional to 9,619.56, 13,267.80 and 6,475.14 is: 8,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.56 : 13,267.80 = 6,475.14 : x
  2. Step 2: Convert to fraction form
    9,619.56/13,267.80 = 6,475.14/x
  3. Step 3: Cross multiply
    9,619.56x = 13,267.80 × 6,475.14
  4. Step 4: Simplify right side
    9,619.56x = 85,910,862.49
  5. Step 5: Solve for x
    x = 85,910,862.49/9,619.56
  6. Step 6: Final answer
    x = 8,930.85

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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.