Home / 4,742.55-7,114.77-2,400.71

Finding the Fourth Proportional to 4,742.55, 7,114.77 and 2,400.71

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Solution

The fourth proportional to 4,742.55, 7,114.77 and 2,400.71 is: 3,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.55 : 7,114.77 = 2,400.71 : x
  2. Step 2: Convert to fraction form
    4,742.55/7,114.77 = 2,400.71/x
  3. Step 3: Cross multiply
    4,742.55x = 7,114.77 × 2,400.71
  4. Step 4: Simplify right side
    4,742.55x = 17,080,463.91
  5. Step 5: Solve for x
    x = 17,080,463.91/4,742.55
  6. Step 6: Final answer
    x = 3,601.54

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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.