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Finding the Fourth Proportional to 2,434.08, 3,641.04 and 1,948.08

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Solution

The fourth proportional to 2,434.08, 3,641.04 and 1,948.08 is: 2,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.08 : 3,641.04 = 1,948.08 : x
  2. Step 2: Convert to fraction form
    2,434.08/3,641.04 = 1,948.08/x
  3. Step 3: Cross multiply
    2,434.08x = 3,641.04 × 1,948.08
  4. Step 4: Simplify right side
    2,434.08x = 7,093,037.20
  5. Step 5: Solve for x
    x = 7,093,037.20/2,434.08
  6. Step 6: Final answer
    x = 2,914.05

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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.