Home / 4,159.90-5,743.55-3,366.75

Finding the Fourth Proportional to 4,159.90, 5,743.55 and 3,366.75

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Solution

The fourth proportional to 4,159.90, 5,743.55 and 3,366.75 is: 4,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.90 : 5,743.55 = 3,366.75 : x
  2. Step 2: Convert to fraction form
    4,159.90/5,743.55 = 3,366.75/x
  3. Step 3: Cross multiply
    4,159.90x = 5,743.55 × 3,366.75
  4. Step 4: Simplify right side
    4,159.90x = 19,337,080.13
  5. Step 5: Solve for x
    x = 19,337,080.13/4,159.90
  6. Step 6: Final answer
    x = 4,648.45

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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.