Home / 2,891.60-4,337.57-1,793.66

Finding the Fourth Proportional to 2,891.60, 4,337.57 and 1,793.66

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Solution

The fourth proportional to 2,891.60, 4,337.57 and 1,793.66 is: 2,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.60 : 4,337.57 = 1,793.66 : x
  2. Step 2: Convert to fraction form
    2,891.60/4,337.57 = 1,793.66/x
  3. Step 3: Cross multiply
    2,891.60x = 4,337.57 × 1,793.66
  4. Step 4: Simplify right side
    2,891.60x = 7,780,125.81
  5. Step 5: Solve for x
    x = 7,780,125.81/2,891.60
  6. Step 6: Final answer
    x = 2,690.60

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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.