Home / 6,671.20-9,204.72-4,017.76

Finding the Fourth Proportional to 6,671.20, 9,204.72 and 4,017.76

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Solution

The fourth proportional to 6,671.20, 9,204.72 and 4,017.76 is: 5,543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.20 : 9,204.72 = 4,017.76 : x
  2. Step 2: Convert to fraction form
    6,671.20/9,204.72 = 4,017.76/x
  3. Step 3: Cross multiply
    6,671.20x = 9,204.72 × 4,017.76
  4. Step 4: Simplify right side
    6,671.20x = 36,982,355.83
  5. Step 5: Solve for x
    x = 36,982,355.83/6,671.20
  6. Step 6: Final answer
    x = 5,543.58

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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.