Home / 3,631.24-5,011.14-1,975.24

Finding the Fourth Proportional to 3,631.24, 5,011.14 and 1,975.24

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Solution

The fourth proportional to 3,631.24, 5,011.14 and 1,975.24 is: 2,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.24 : 5,011.14 = 1,975.24 : x
  2. Step 2: Convert to fraction form
    3,631.24/5,011.14 = 1,975.24/x
  3. Step 3: Cross multiply
    3,631.24x = 5,011.14 × 1,975.24
  4. Step 4: Simplify right side
    3,631.24x = 9,898,204.17
  5. Step 5: Solve for x
    x = 9,898,204.17/3,631.24
  6. Step 6: Final answer
    x = 2,725.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.