Home / 3,709.17-5,116.95-2,292.30

Finding the Fourth Proportional to 3,709.17, 5,116.95 and 2,292.30

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Solution

The fourth proportional to 3,709.17, 5,116.95 and 2,292.30 is: 3,162.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.17 : 5,116.95 = 2,292.30 : x
  2. Step 2: Convert to fraction form
    3,709.17/5,116.95 = 2,292.30/x
  3. Step 3: Cross multiply
    3,709.17x = 5,116.95 × 2,292.30
  4. Step 4: Simplify right side
    3,709.17x = 11,729,584.49
  5. Step 5: Solve for x
    x = 11,729,584.49/3,709.17
  6. Step 6: Final answer
    x = 3,162.32

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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.