Home / 3,392.77-5,086.27-1,543.24

Finding the Fourth Proportional to 3,392.77, 5,086.27 and 1,543.24

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Solution

The fourth proportional to 3,392.77, 5,086.27 and 1,543.24 is: 2,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.77 : 5,086.27 = 1,543.24 : x
  2. Step 2: Convert to fraction form
    3,392.77/5,086.27 = 1,543.24/x
  3. Step 3: Cross multiply
    3,392.77x = 5,086.27 × 1,543.24
  4. Step 4: Simplify right side
    3,392.77x = 7,849,335.31
  5. Step 5: Solve for x
    x = 7,849,335.31/3,392.77
  6. Step 6: Final answer
    x = 2,313.55

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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.