Home / 3,001.13-4,141.28-1,881.71

Finding the Fourth Proportional to 3,001.13, 4,141.28 and 1,881.71

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Solution

The fourth proportional to 3,001.13, 4,141.28 and 1,881.71 is: 2,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.13 : 4,141.28 = 1,881.71 : x
  2. Step 2: Convert to fraction form
    3,001.13/4,141.28 = 1,881.71/x
  3. Step 3: Cross multiply
    3,001.13x = 4,141.28 × 1,881.71
  4. Step 4: Simplify right side
    3,001.13x = 7,792,671.99
  5. Step 5: Solve for x
    x = 7,792,671.99/3,001.13
  6. Step 6: Final answer
    x = 2,596.58

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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.