Home / 3,320.33-4,577.14-2,125.18

Finding the Fourth Proportional to 3,320.33, 4,577.14 and 2,125.18

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Solution

The fourth proportional to 3,320.33, 4,577.14 and 2,125.18 is: 2,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.33 : 4,577.14 = 2,125.18 : x
  2. Step 2: Convert to fraction form
    3,320.33/4,577.14 = 2,125.18/x
  3. Step 3: Cross multiply
    3,320.33x = 4,577.14 × 2,125.18
  4. Step 4: Simplify right side
    3,320.33x = 9,727,246.39
  5. Step 5: Solve for x
    x = 9,727,246.39/3,320.33
  6. Step 6: Final answer
    x = 2,929.60

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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.