Home / 3,142.48-4,337.24-1,883.76

Finding the Fourth Proportional to 3,142.48, 4,337.24 and 1,883.76

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Solution

The fourth proportional to 3,142.48, 4,337.24 and 1,883.76 is: 2,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.48 : 4,337.24 = 1,883.76 : x
  2. Step 2: Convert to fraction form
    3,142.48/4,337.24 = 1,883.76/x
  3. Step 3: Cross multiply
    3,142.48x = 4,337.24 × 1,883.76
  4. Step 4: Simplify right side
    3,142.48x = 8,170,319.22
  5. Step 5: Solve for x
    x = 8,170,319.22/3,142.48
  6. Step 6: Final answer
    x = 2,599.96

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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.