Home / 2,710.64-3,743.34-2,315.36

Finding the Fourth Proportional to 2,710.64, 3,743.34 and 2,315.36

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Solution

The fourth proportional to 2,710.64, 3,743.34 and 2,315.36 is: 3,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.64 : 3,743.34 = 2,315.36 : x
  2. Step 2: Convert to fraction form
    2,710.64/3,743.34 = 2,315.36/x
  3. Step 3: Cross multiply
    2,710.64x = 3,743.34 × 2,315.36
  4. Step 4: Simplify right side
    2,710.64x = 8,667,179.70
  5. Step 5: Solve for x
    x = 8,667,179.70/2,710.64
  6. Step 6: Final answer
    x = 3,197.47

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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.