Home / 2,501.85-3,452.70-1,439.97

Finding the Fourth Proportional to 2,501.85, 3,452.70 and 1,439.97

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Solution

The fourth proportional to 2,501.85, 3,452.70 and 1,439.97 is: 1,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.85 : 3,452.70 = 1,439.97 : x
  2. Step 2: Convert to fraction form
    2,501.85/3,452.70 = 1,439.97/x
  3. Step 3: Cross multiply
    2,501.85x = 3,452.70 × 1,439.97
  4. Step 4: Simplify right side
    2,501.85x = 4,971,784.42
  5. Step 5: Solve for x
    x = 4,971,784.42/2,501.85
  6. Step 6: Final answer
    x = 1,987.24

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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.