Home / 8,146.03-12,216.60-4,248.31

Finding the Fourth Proportional to 8,146.03, 12,216.60 and 4,248.31

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Solution

The fourth proportional to 8,146.03, 12,216.60 and 4,248.31 is: 6,371.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.03 : 12,216.60 = 4,248.31 : x
  2. Step 2: Convert to fraction form
    8,146.03/12,216.60 = 4,248.31/x
  3. Step 3: Cross multiply
    8,146.03x = 12,216.60 × 4,248.31
  4. Step 4: Simplify right side
    8,146.03x = 51,899,842.86
  5. Step 5: Solve for x
    x = 51,899,842.86/8,146.03
  6. Step 6: Final answer
    x = 6,371.19

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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.