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Finding the Fourth Proportional to 2,363.08, 3,544.65 and 824.08

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Solution

The fourth proportional to 2,363.08, 3,544.65 and 824.08 is: 1,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.08 : 3,544.65 = 824.08 : x
  2. Step 2: Convert to fraction form
    2,363.08/3,544.65 = 824.08/x
  3. Step 3: Cross multiply
    2,363.08x = 3,544.65 × 824.08
  4. Step 4: Simplify right side
    2,363.08x = 2,921,075.17
  5. Step 5: Solve for x
    x = 2,921,075.17/2,363.08
  6. Step 6: Final answer
    x = 1,236.13

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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.