Home / 2,411.56-3,617.34-1,257.04

Finding the Fourth Proportional to 2,411.56, 3,617.34 and 1,257.04

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Solution

The fourth proportional to 2,411.56, 3,617.34 and 1,257.04 is: 1,885.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.56 : 3,617.34 = 1,257.04 : x
  2. Step 2: Convert to fraction form
    2,411.56/3,617.34 = 1,257.04/x
  3. Step 3: Cross multiply
    2,411.56x = 3,617.34 × 1,257.04
  4. Step 4: Simplify right side
    2,411.56x = 4,547,141.07
  5. Step 5: Solve for x
    x = 4,547,141.07/2,411.56
  6. Step 6: Final answer
    x = 1,885.56

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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.