Home / 6,101.16-8,419.65-3,306.66

Finding the Fourth Proportional to 6,101.16, 8,419.65 and 3,306.66

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Solution

The fourth proportional to 6,101.16, 8,419.65 and 3,306.66 is: 4,563.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.16 : 8,419.65 = 3,306.66 : x
  2. Step 2: Convert to fraction form
    6,101.16/8,419.65 = 3,306.66/x
  3. Step 3: Cross multiply
    6,101.16x = 8,419.65 × 3,306.66
  4. Step 4: Simplify right side
    6,101.16x = 27,840,875.90
  5. Step 5: Solve for x
    x = 27,840,875.90/6,101.16
  6. Step 6: Final answer
    x = 4,563.21

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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.