Home / 3,061.68-4,590-2,889.96

Finding the Fourth Proportional to 3,061.68, 4,590 and 2,889.96

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Solution

The fourth proportional to 3,061.68, 4,590 and 2,889.96 is: 4,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.68 : 4,590 = 2,889.96 : x
  2. Step 2: Convert to fraction form
    3,061.68/4,590 = 2,889.96/x
  3. Step 3: Cross multiply
    3,061.68x = 4,590 × 2,889.96
  4. Step 4: Simplify right side
    3,061.68x = 13,264,916.40
  5. Step 5: Solve for x
    x = 13,264,916.40/3,061.68
  6. Step 6: Final answer
    x = 4,332.56

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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.