Home / 5,541.18-8,311.52-2,254.34

Finding the Fourth Proportional to 5,541.18, 8,311.52 and 2,254.34

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Solution

The fourth proportional to 5,541.18, 8,311.52 and 2,254.34 is: 3,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.18 : 8,311.52 = 2,254.34 : x
  2. Step 2: Convert to fraction form
    5,541.18/8,311.52 = 2,254.34/x
  3. Step 3: Cross multiply
    5,541.18x = 8,311.52 × 2,254.34
  4. Step 4: Simplify right side
    5,541.18x = 18,736,939.17
  5. Step 5: Solve for x
    x = 18,736,939.17/5,541.18
  6. Step 6: Final answer
    x = 3,381.40

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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.