Home / 3,159.01-4,359.25-1,742.70

Finding the Fourth Proportional to 3,159.01, 4,359.25 and 1,742.70

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Solution

The fourth proportional to 3,159.01, 4,359.25 and 1,742.70 is: 2,404.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.01 : 4,359.25 = 1,742.70 : x
  2. Step 2: Convert to fraction form
    3,159.01/4,359.25 = 1,742.70/x
  3. Step 3: Cross multiply
    3,159.01x = 4,359.25 × 1,742.70
  4. Step 4: Simplify right side
    3,159.01x = 7,596,860.62
  5. Step 5: Solve for x
    x = 7,596,860.62/3,159.01
  6. Step 6: Final answer
    x = 2,404.83

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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.