Home / 3,549.12-5,323.52-2,087.04

Finding the Fourth Proportional to 3,549.12, 5,323.52 and 2,087.04

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Solution

The fourth proportional to 3,549.12, 5,323.52 and 2,087.04 is: 3,130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.12 : 5,323.52 = 2,087.04 : x
  2. Step 2: Convert to fraction form
    3,549.12/5,323.52 = 2,087.04/x
  3. Step 3: Cross multiply
    3,549.12x = 5,323.52 × 2,087.04
  4. Step 4: Simplify right side
    3,549.12x = 11,110,399.18
  5. Step 5: Solve for x
    x = 11,110,399.18/3,549.12
  6. Step 6: Final answer
    x = 3,130.47

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1.5x scale

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.