Home / 3,339.14-4,607.96-2,160.18

Finding the Fourth Proportional to 3,339.14, 4,607.96 and 2,160.18

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Solution

The fourth proportional to 3,339.14, 4,607.96 and 2,160.18 is: 2,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.14 : 4,607.96 = 2,160.18 : x
  2. Step 2: Convert to fraction form
    3,339.14/4,607.96 = 2,160.18/x
  3. Step 3: Cross multiply
    3,339.14x = 4,607.96 × 2,160.18
  4. Step 4: Simplify right side
    3,339.14x = 9,954,012.23
  5. Step 5: Solve for x
    x = 9,954,012.23/3,339.14
  6. Step 6: Final answer
    x = 2,981.02

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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.