Home / 2,038.56-2,812.92-1,154.10

Finding the Fourth Proportional to 2,038.56, 2,812.92 and 1,154.10

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Solution

The fourth proportional to 2,038.56, 2,812.92 and 1,154.10 is: 1,592.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.56 : 2,812.92 = 1,154.10 : x
  2. Step 2: Convert to fraction form
    2,038.56/2,812.92 = 1,154.10/x
  3. Step 3: Cross multiply
    2,038.56x = 2,812.92 × 1,154.10
  4. Step 4: Simplify right side
    2,038.56x = 3,246,390.97
  5. Step 5: Solve for x
    x = 3,246,390.97/2,038.56
  6. Step 6: Final answer
    x = 1,592.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.