Home / 5,839.61-8,758.23-2,140.58

Finding the Fourth Proportional to 5,839.61, 8,758.23 and 2,140.58

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Solution

The fourth proportional to 5,839.61, 8,758.23 and 2,140.58 is: 3,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.61 : 8,758.23 = 2,140.58 : x
  2. Step 2: Convert to fraction form
    5,839.61/8,758.23 = 2,140.58/x
  3. Step 3: Cross multiply
    5,839.61x = 8,758.23 × 2,140.58
  4. Step 4: Simplify right side
    5,839.61x = 18,747,648.18
  5. Step 5: Solve for x
    x = 18,747,648.18/5,839.61
  6. Step 6: Final answer
    x = 3,210.43

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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.