Home / 3,685.95-5,531.21-1,494.70

Finding the Fourth Proportional to 3,685.95, 5,531.21 and 1,494.70

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Solution

The fourth proportional to 3,685.95, 5,531.21 and 1,494.70 is: 2,242.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.95 : 5,531.21 = 1,494.70 : x
  2. Step 2: Convert to fraction form
    3,685.95/5,531.21 = 1,494.70/x
  3. Step 3: Cross multiply
    3,685.95x = 5,531.21 × 1,494.70
  4. Step 4: Simplify right side
    3,685.95x = 8,267,483.89
  5. Step 5: Solve for x
    x = 8,267,483.89/3,685.95
  6. Step 6: Final answer
    x = 2,242.97

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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.