Home / 2,252.59-3,108.86-1,368.34

Finding the Fourth Proportional to 2,252.59, 3,108.86 and 1,368.34

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Solution

The fourth proportional to 2,252.59, 3,108.86 and 1,368.34 is: 1,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.59 : 3,108.86 = 1,368.34 : x
  2. Step 2: Convert to fraction form
    2,252.59/3,108.86 = 1,368.34/x
  3. Step 3: Cross multiply
    2,252.59x = 3,108.86 × 1,368.34
  4. Step 4: Simplify right side
    2,252.59x = 4,253,977.49
  5. Step 5: Solve for x
    x = 4,253,977.49/2,252.59
  6. Step 6: Final answer
    x = 1,888.48

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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.