Home / 9,186.10-12,672.48-6,202.90

Finding the Fourth Proportional to 9,186.10, 12,672.48 and 6,202.90

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Solution

The fourth proportional to 9,186.10, 12,672.48 and 6,202.90 is: 8,557.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.10 : 12,672.48 = 6,202.90 : x
  2. Step 2: Convert to fraction form
    9,186.10/12,672.48 = 6,202.90/x
  3. Step 3: Cross multiply
    9,186.10x = 12,672.48 × 6,202.90
  4. Step 4: Simplify right side
    9,186.10x = 78,606,126.19
  5. Step 5: Solve for x
    x = 78,606,126.19/9,186.10
  6. Step 6: Final answer
    x = 8,557.07

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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.