Home / 3,110.77-4,293.17-2,323.45

Finding the Fourth Proportional to 3,110.77, 4,293.17 and 2,323.45

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Solution

The fourth proportional to 3,110.77, 4,293.17 and 2,323.45 is: 3,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.77 : 4,293.17 = 2,323.45 : x
  2. Step 2: Convert to fraction form
    3,110.77/4,293.17 = 2,323.45/x
  3. Step 3: Cross multiply
    3,110.77x = 4,293.17 × 2,323.45
  4. Step 4: Simplify right side
    3,110.77x = 9,974,965.84
  5. Step 5: Solve for x
    x = 9,974,965.84/3,110.77
  6. Step 6: Final answer
    x = 3,206.59

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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.