Home / 3,830.56-5,737.60-2,591.12

Finding the Fourth Proportional to 3,830.56, 5,737.60 and 2,591.12

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Solution

The fourth proportional to 3,830.56, 5,737.60 and 2,591.12 is: 3,881.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.56 : 5,737.60 = 2,591.12 : x
  2. Step 2: Convert to fraction form
    3,830.56/5,737.60 = 2,591.12/x
  3. Step 3: Cross multiply
    3,830.56x = 5,737.60 × 2,591.12
  4. Step 4: Simplify right side
    3,830.56x = 14,866,810.11
  5. Step 5: Solve for x
    x = 14,866,810.11/3,830.56
  6. Step 6: Final answer
    x = 3,881.11

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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.