Home / 3,549.15-5,323.86-1,358.10

Finding the Fourth Proportional to 3,549.15, 5,323.86 and 1,358.10

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Solution

The fourth proportional to 3,549.15, 5,323.86 and 1,358.10 is: 2,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.15 : 5,323.86 = 1,358.10 : x
  2. Step 2: Convert to fraction form
    3,549.15/5,323.86 = 1,358.10/x
  3. Step 3: Cross multiply
    3,549.15x = 5,323.86 × 1,358.10
  4. Step 4: Simplify right side
    3,549.15x = 7,230,334.27
  5. Step 5: Solve for x
    x = 7,230,334.27/3,549.15
  6. Step 6: Final answer
    x = 2,037.20

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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.