Home / 4,432.20-6,646.62-1,834.80

Finding the Fourth Proportional to 4,432.20, 6,646.62 and 1,834.80

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Solution

The fourth proportional to 4,432.20, 6,646.62 and 1,834.80 is: 2,751.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.20 : 6,646.62 = 1,834.80 : x
  2. Step 2: Convert to fraction form
    4,432.20/6,646.62 = 1,834.80/x
  3. Step 3: Cross multiply
    4,432.20x = 6,646.62 × 1,834.80
  4. Step 4: Simplify right side
    4,432.20x = 12,195,218.38
  5. Step 5: Solve for x
    x = 12,195,218.38/4,432.20
  6. Step 6: Final answer
    x = 2,751.50

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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.