Home / 4,089.35-5,643.33-2,320.99

Finding the Fourth Proportional to 4,089.35, 5,643.33 and 2,320.99

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Solution

The fourth proportional to 4,089.35, 5,643.33 and 2,320.99 is: 3,202.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.35 : 5,643.33 = 2,320.99 : x
  2. Step 2: Convert to fraction form
    4,089.35/5,643.33 = 2,320.99/x
  3. Step 3: Cross multiply
    4,089.35x = 5,643.33 × 2,320.99
  4. Step 4: Simplify right side
    4,089.35x = 13,098,084.28
  5. Step 5: Solve for x
    x = 13,098,084.28/4,089.35
  6. Step 6: Final answer
    x = 3,202.97

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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.