Home / 5,541.85-8,312.74-2,254.91

Finding the Fourth Proportional to 5,541.85, 8,312.74 and 2,254.91

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Solution

The fourth proportional to 5,541.85, 8,312.74 and 2,254.91 is: 3,382.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.85 : 8,312.74 = 2,254.91 : x
  2. Step 2: Convert to fraction form
    5,541.85/8,312.74 = 2,254.91/x
  3. Step 3: Cross multiply
    5,541.85x = 8,312.74 × 2,254.91
  4. Step 4: Simplify right side
    5,541.85x = 18,744,480.55
  5. Step 5: Solve for x
    x = 18,744,480.55/5,541.85
  6. Step 6: Final answer
    x = 3,382.35

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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.