Home / 3,253.53-4,488.66-2,135.08

Finding the Fourth Proportional to 3,253.53, 4,488.66 and 2,135.08

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Solution

The fourth proportional to 3,253.53, 4,488.66 and 2,135.08 is: 2,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.53 : 4,488.66 = 2,135.08 : x
  2. Step 2: Convert to fraction form
    3,253.53/4,488.66 = 2,135.08/x
  3. Step 3: Cross multiply
    3,253.53x = 4,488.66 × 2,135.08
  4. Step 4: Simplify right side
    3,253.53x = 9,583,648.19
  5. Step 5: Solve for x
    x = 9,583,648.19/3,253.53
  6. Step 6: Final answer
    x = 2,945.62

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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.