Home / 2,531.57-3,789.50-2,316.26

Finding the Fourth Proportional to 2,531.57, 3,789.50 and 2,316.26

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Solution

The fourth proportional to 2,531.57, 3,789.50 and 2,316.26 is: 3,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.57 : 3,789.50 = 2,316.26 : x
  2. Step 2: Convert to fraction form
    2,531.57/3,789.50 = 2,316.26/x
  3. Step 3: Cross multiply
    2,531.57x = 3,789.50 × 2,316.26
  4. Step 4: Simplify right side
    2,531.57x = 8,777,465.16
  5. Step 5: Solve for x
    x = 8,777,465.16/2,531.57
  6. Step 6: Final answer
    x = 3,467.21

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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.