Home / 5,472.92-8,211.80-2,875.24

Finding the Fourth Proportional to 5,472.92, 8,211.80 and 2,875.24

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Solution

The fourth proportional to 5,472.92, 8,211.80 and 2,875.24 is: 4,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.92 : 8,211.80 = 2,875.24 : x
  2. Step 2: Convert to fraction form
    5,472.92/8,211.80 = 2,875.24/x
  3. Step 3: Cross multiply
    5,472.92x = 8,211.80 × 2,875.24
  4. Step 4: Simplify right side
    5,472.92x = 23,610,895.83
  5. Step 5: Solve for x
    x = 23,610,895.83/5,472.92
  6. Step 6: Final answer
    x = 4,314.13

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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.