Home / 3,253.59-4,488.74-2,135.15

Finding the Fourth Proportional to 3,253.59, 4,488.74 and 2,135.15

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Solution

The fourth proportional to 3,253.59, 4,488.74 and 2,135.15 is: 2,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.59 : 4,488.74 = 2,135.15 : x
  2. Step 2: Convert to fraction form
    3,253.59/4,488.74 = 2,135.15/x
  3. Step 3: Cross multiply
    3,253.59x = 4,488.74 × 2,135.15
  4. Step 4: Simplify right side
    3,253.59x = 9,584,110.77
  5. Step 5: Solve for x
    x = 9,584,110.77/3,253.59
  6. Step 6: Final answer
    x = 2,945.70

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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.