Home / 7,541.83-11,311.02-2,862.36

Finding the Fourth Proportional to 7,541.83, 11,311.02 and 2,862.36

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Solution

The fourth proportional to 7,541.83, 11,311.02 and 2,862.36 is: 4,292.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.83 : 11,311.02 = 2,862.36 : x
  2. Step 2: Convert to fraction form
    7,541.83/11,311.02 = 2,862.36/x
  3. Step 3: Cross multiply
    7,541.83x = 11,311.02 × 2,862.36
  4. Step 4: Simplify right side
    7,541.83x = 32,376,211.21
  5. Step 5: Solve for x
    x = 32,376,211.21/7,541.83
  6. Step 6: Final answer
    x = 4,292.89

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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.