Home / 2,917.36-4,029.36-2,637.52

Finding the Fourth Proportional to 2,917.36, 4,029.36 and 2,637.52

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Solution

The fourth proportional to 2,917.36, 4,029.36 and 2,637.52 is: 3,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.36 : 4,029.36 = 2,637.52 : x
  2. Step 2: Convert to fraction form
    2,917.36/4,029.36 = 2,637.52/x
  3. Step 3: Cross multiply
    2,917.36x = 4,029.36 × 2,637.52
  4. Step 4: Simplify right side
    2,917.36x = 10,627,517.59
  5. Step 5: Solve for x
    x = 10,627,517.59/2,917.36
  6. Step 6: Final answer
    x = 3,642.85

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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.