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Finding the Fourth Proportional to 3,901.04, 5,851.47 and 1,951.82

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Solution

The fourth proportional to 3,901.04, 5,851.47 and 1,951.82 is: 2,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.04 : 5,851.47 = 1,951.82 : x
  2. Step 2: Convert to fraction form
    3,901.04/5,851.47 = 1,951.82/x
  3. Step 3: Cross multiply
    3,901.04x = 5,851.47 × 1,951.82
  4. Step 4: Simplify right side
    3,901.04x = 11,421,016.18
  5. Step 5: Solve for x
    x = 11,421,016.18/3,901.04
  6. Step 6: Final answer
    x = 2,927.68

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1.5x scale

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.