Home / 6,282.20-8,669.46-3,925.70

Finding the Fourth Proportional to 6,282.20, 8,669.46 and 3,925.70

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Solution

The fourth proportional to 6,282.20, 8,669.46 and 3,925.70 is: 5,417.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.20 : 8,669.46 = 3,925.70 : x
  2. Step 2: Convert to fraction form
    6,282.20/8,669.46 = 3,925.70/x
  3. Step 3: Cross multiply
    6,282.20x = 8,669.46 × 3,925.70
  4. Step 4: Simplify right side
    6,282.20x = 34,033,655.77
  5. Step 5: Solve for x
    x = 34,033,655.77/6,282.20
  6. Step 6: Final answer
    x = 5,417.48

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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.