Home / 8,146.56-11,247.30-6,254.52

Finding the Fourth Proportional to 8,146.56, 11,247.30 and 6,254.52

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Solution

The fourth proportional to 8,146.56, 11,247.30 and 6,254.52 is: 8,635.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.56 : 11,247.30 = 6,254.52 : x
  2. Step 2: Convert to fraction form
    8,146.56/11,247.30 = 6,254.52/x
  3. Step 3: Cross multiply
    8,146.56x = 11,247.30 × 6,254.52
  4. Step 4: Simplify right side
    8,146.56x = 70,346,462.80
  5. Step 5: Solve for x
    x = 70,346,462.80/8,146.56
  6. Step 6: Final answer
    x = 8,635.11

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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.