Home / 2,736.32-3,774.92-1,674.13

Finding the Fourth Proportional to 2,736.32, 3,774.92 and 1,674.13

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Solution

The fourth proportional to 2,736.32, 3,774.92 and 1,674.13 is: 2,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.32 : 3,774.92 = 1,674.13 : x
  2. Step 2: Convert to fraction form
    2,736.32/3,774.92 = 1,674.13/x
  3. Step 3: Cross multiply
    2,736.32x = 3,774.92 × 1,674.13
  4. Step 4: Simplify right side
    2,736.32x = 6,319,701.57
  5. Step 5: Solve for x
    x = 6,319,701.57/2,736.32
  6. Step 6: Final answer
    x = 2,309.57

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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.