Home / 2,547.98-3,812.30-1,508.54

Finding the Fourth Proportional to 2,547.98, 3,812.30 and 1,508.54

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Solution

The fourth proportional to 2,547.98, 3,812.30 and 1,508.54 is: 2,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.98 : 3,812.30 = 1,508.54 : x
  2. Step 2: Convert to fraction form
    2,547.98/3,812.30 = 1,508.54/x
  3. Step 3: Cross multiply
    2,547.98x = 3,812.30 × 1,508.54
  4. Step 4: Simplify right side
    2,547.98x = 5,750,991.75
  5. Step 5: Solve for x
    x = 5,750,991.75/2,547.98
  6. Step 6: Final answer
    x = 2,257.08

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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.