Home / 3,159.18-4,729.40-2,341.12

Finding the Fourth Proportional to 3,159.18, 4,729.40 and 2,341.12

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Solution

The fourth proportional to 3,159.18, 4,729.40 and 2,341.12 is: 3,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.18 : 4,729.40 = 2,341.12 : x
  2. Step 2: Convert to fraction form
    3,159.18/4,729.40 = 2,341.12/x
  3. Step 3: Cross multiply
    3,159.18x = 4,729.40 × 2,341.12
  4. Step 4: Simplify right side
    3,159.18x = 11,072,098.78
  5. Step 5: Solve for x
    x = 11,072,098.78/3,159.18
  6. Step 6: Final answer
    x = 3,504.74

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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.