Home / 3,569.68-5,347.20-2,104.40

Finding the Fourth Proportional to 3,569.68, 5,347.20 and 2,104.40

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Solution

The fourth proportional to 3,569.68, 5,347.20 and 2,104.40 is: 3,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.68 : 5,347.20 = 2,104.40 : x
  2. Step 2: Convert to fraction form
    3,569.68/5,347.20 = 2,104.40/x
  3. Step 3: Cross multiply
    3,569.68x = 5,347.20 × 2,104.40
  4. Step 4: Simplify right side
    3,569.68x = 11,252,647.68
  5. Step 5: Solve for x
    x = 11,252,647.68/3,569.68
  6. Step 6: Final answer
    x = 3,152.28

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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.