Home / 6,306.60-8,701.20-3,653.92

Finding the Fourth Proportional to 6,306.60, 8,701.20 and 3,653.92

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Solution

The fourth proportional to 6,306.60, 8,701.20 and 3,653.92 is: 5,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.60 : 8,701.20 = 3,653.92 : x
  2. Step 2: Convert to fraction form
    6,306.60/8,701.20 = 3,653.92/x
  3. Step 3: Cross multiply
    6,306.60x = 8,701.20 × 3,653.92
  4. Step 4: Simplify right side
    6,306.60x = 31,793,488.70
  5. Step 5: Solve for x
    x = 31,793,488.70/6,306.60
  6. Step 6: Final answer
    x = 5,041.30

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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.