Home / 3,032.46-4,551.87-2,688

Finding the Fourth Proportional to 3,032.46, 4,551.87 and 2,688

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Solution

The fourth proportional to 3,032.46, 4,551.87 and 2,688 is: 4,034.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.46 : 4,551.87 = 2,688 : x
  2. Step 2: Convert to fraction form
    3,032.46/4,551.87 = 2,688/x
  3. Step 3: Cross multiply
    3,032.46x = 4,551.87 × 2,688
  4. Step 4: Simplify right side
    3,032.46x = 12,235,426.56
  5. Step 5: Solve for x
    x = 12,235,426.56/3,032.46
  6. Step 6: Final answer
    x = 4,034.82

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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.