Home / 3,527.68-5,292-1,219.36

Finding the Fourth Proportional to 3,527.68, 5,292 and 1,219.36

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Solution

The fourth proportional to 3,527.68, 5,292 and 1,219.36 is: 1,829.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.68 : 5,292 = 1,219.36 : x
  2. Step 2: Convert to fraction form
    3,527.68/5,292 = 1,219.36/x
  3. Step 3: Cross multiply
    3,527.68x = 5,292 × 1,219.36
  4. Step 4: Simplify right side
    3,527.68x = 6,452,853.12
  5. Step 5: Solve for x
    x = 6,452,853.12/3,527.68
  6. Step 6: Final answer
    x = 1,829.21

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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.