Home / 3,901.90-5,840.70-2,253.55

Finding the Fourth Proportional to 3,901.90, 5,840.70 and 2,253.55

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Solution

The fourth proportional to 3,901.90, 5,840.70 and 2,253.55 is: 3,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.90 : 5,840.70 = 2,253.55 : x
  2. Step 2: Convert to fraction form
    3,901.90/5,840.70 = 2,253.55/x
  3. Step 3: Cross multiply
    3,901.90x = 5,840.70 × 2,253.55
  4. Step 4: Simplify right side
    3,901.90x = 13,162,309.49
  5. Step 5: Solve for x
    x = 13,162,309.49/3,901.90
  6. Step 6: Final answer
    x = 3,373.31

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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.