Home / 2,372.55-3,273.50-1,440.87

Finding the Fourth Proportional to 2,372.55, 3,273.50 and 1,440.87

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Solution

The fourth proportional to 2,372.55, 3,273.50 and 1,440.87 is: 1,988.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.55 : 3,273.50 = 1,440.87 : x
  2. Step 2: Convert to fraction form
    2,372.55/3,273.50 = 1,440.87/x
  3. Step 3: Cross multiply
    2,372.55x = 3,273.50 × 1,440.87
  4. Step 4: Simplify right side
    2,372.55x = 4,716,680.74
  5. Step 5: Solve for x
    x = 4,716,680.74/2,372.55
  6. Step 6: Final answer
    x = 1,988.02

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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.