Home / 2,955.13-4,077.92-1,695.92

Finding the Fourth Proportional to 2,955.13, 4,077.92 and 1,695.92

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Solution

The fourth proportional to 2,955.13, 4,077.92 and 1,695.92 is: 2,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.13 : 4,077.92 = 1,695.92 : x
  2. Step 2: Convert to fraction form
    2,955.13/4,077.92 = 1,695.92/x
  3. Step 3: Cross multiply
    2,955.13x = 4,077.92 × 1,695.92
  4. Step 4: Simplify right side
    2,955.13x = 6,915,817.61
  5. Step 5: Solve for x
    x = 6,915,817.61/2,955.13
  6. Step 6: Final answer
    x = 2,340.28

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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.