Home / 6,113.91-9,171.36-1,954.52

Finding the Fourth Proportional to 6,113.91, 9,171.36 and 1,954.52

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Solution

The fourth proportional to 6,113.91, 9,171.36 and 1,954.52 is: 2,931.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.91 : 9,171.36 = 1,954.52 : x
  2. Step 2: Convert to fraction form
    6,113.91/9,171.36 = 1,954.52/x
  3. Step 3: Cross multiply
    6,113.91x = 9,171.36 × 1,954.52
  4. Step 4: Simplify right side
    6,113.91x = 17,925,550.92
  5. Step 5: Solve for x
    x = 17,925,550.92/6,113.91
  6. Step 6: Final answer
    x = 2,931.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.