Home / 3,159.83-4,362.87-2,041.43

Finding the Fourth Proportional to 3,159.83, 4,362.87 and 2,041.43

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Solution

The fourth proportional to 3,159.83, 4,362.87 and 2,041.43 is: 2,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.83 : 4,362.87 = 2,041.43 : x
  2. Step 2: Convert to fraction form
    3,159.83/4,362.87 = 2,041.43/x
  3. Step 3: Cross multiply
    3,159.83x = 4,362.87 × 2,041.43
  4. Step 4: Simplify right side
    3,159.83x = 8,906,471.89
  5. Step 5: Solve for x
    x = 8,906,471.89/3,159.83
  6. Step 6: Final answer
    x = 2,818.66

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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.