Home / 3,330.96-4,597.80-2,151.12

Finding the Fourth Proportional to 3,330.96, 4,597.80 and 2,151.12

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Solution

The fourth proportional to 3,330.96, 4,597.80 and 2,151.12 is: 2,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.96 : 4,597.80 = 2,151.12 : x
  2. Step 2: Convert to fraction form
    3,330.96/4,597.80 = 2,151.12/x
  3. Step 3: Cross multiply
    3,330.96x = 4,597.80 × 2,151.12
  4. Step 4: Simplify right side
    3,330.96x = 9,890,419.54
  5. Step 5: Solve for x
    x = 9,890,419.54/3,330.96
  6. Step 6: Final answer
    x = 2,969.24

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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.