Home / 5,839.83-8,760.56-1,680.08

Finding the Fourth Proportional to 5,839.83, 8,760.56 and 1,680.08

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Solution

The fourth proportional to 5,839.83, 8,760.56 and 1,680.08 is: 2,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.83 : 8,760.56 = 1,680.08 : x
  2. Step 2: Convert to fraction form
    5,839.83/8,760.56 = 1,680.08/x
  3. Step 3: Cross multiply
    5,839.83x = 8,760.56 × 1,680.08
  4. Step 4: Simplify right side
    5,839.83x = 14,718,389.44
  5. Step 5: Solve for x
    x = 14,718,389.44/5,839.83
  6. Step 6: Final answer
    x = 2,520.35

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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.