Home / 3,509.52-5,243.90-2,659.65

Finding the Fourth Proportional to 3,509.52, 5,243.90 and 2,659.65

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Solution

The fourth proportional to 3,509.52, 5,243.90 and 2,659.65 is: 3,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.52 : 5,243.90 = 2,659.65 : x
  2. Step 2: Convert to fraction form
    3,509.52/5,243.90 = 2,659.65/x
  3. Step 3: Cross multiply
    3,509.52x = 5,243.90 × 2,659.65
  4. Step 4: Simplify right side
    3,509.52x = 13,946,938.64
  5. Step 5: Solve for x
    x = 13,946,938.64/3,509.52
  6. Step 6: Final answer
    x = 3,974.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.