Home / 4,169.40-6,254.10-2,870.52

Finding the Fourth Proportional to 4,169.40, 6,254.10 and 2,870.52

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Solution

The fourth proportional to 4,169.40, 6,254.10 and 2,870.52 is: 4,305.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.40 : 6,254.10 = 2,870.52 : x
  2. Step 2: Convert to fraction form
    4,169.40/6,254.10 = 2,870.52/x
  3. Step 3: Cross multiply
    4,169.40x = 6,254.10 × 2,870.52
  4. Step 4: Simplify right side
    4,169.40x = 17,952,519.13
  5. Step 5: Solve for x
    x = 17,952,519.13/4,169.40
  6. Step 6: Final answer
    x = 4,305.78

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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.