Home / 8,753.43-13,130.19-2,513.55

Finding the Fourth Proportional to 8,753.43, 13,130.19 and 2,513.55

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Solution

The fourth proportional to 8,753.43, 13,130.19 and 2,513.55 is: 3,770.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.43 : 13,130.19 = 2,513.55 : x
  2. Step 2: Convert to fraction form
    8,753.43/13,130.19 = 2,513.55/x
  3. Step 3: Cross multiply
    8,753.43x = 13,130.19 × 2,513.55
  4. Step 4: Simplify right side
    8,753.43x = 33,003,389.07
  5. Step 5: Solve for x
    x = 33,003,389.07/8,753.43
  6. Step 6: Final answer
    x = 3,770.34

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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.