Home / 2,478.10-3,717.14-2,013.96

Finding the Fourth Proportional to 2,478.10, 3,717.14 and 2,013.96

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Solution

The fourth proportional to 2,478.10, 3,717.14 and 2,013.96 is: 3,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478.10 : 3,717.14 = 2,013.96 : x
  2. Step 2: Convert to fraction form
    2,478.10/3,717.14 = 2,013.96/x
  3. Step 3: Cross multiply
    2,478.10x = 3,717.14 × 2,013.96
  4. Step 4: Simplify right side
    2,478.10x = 7,486,171.27
  5. Step 5: Solve for x
    x = 7,486,171.27/2,478.10
  6. Step 6: Final answer
    x = 3,020.93

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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.