Home / 2,543.40-3,527.55-2,494.80

Finding the Fourth Proportional to 2,543.40, 3,527.55 and 2,494.80

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Solution

The fourth proportional to 2,543.40, 3,527.55 and 2,494.80 is: 3,460.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.40 : 3,527.55 = 2,494.80 : x
  2. Step 2: Convert to fraction form
    2,543.40/3,527.55 = 2,494.80/x
  3. Step 3: Cross multiply
    2,543.40x = 3,527.55 × 2,494.80
  4. Step 4: Simplify right side
    2,543.40x = 8,800,531.74
  5. Step 5: Solve for x
    x = 8,800,531.74/2,543.40
  6. Step 6: Final answer
    x = 3,460.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.