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Finding the Fourth Proportional to 2,701.33, 4,051.65 and 946.01

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Solution

The fourth proportional to 2,701.33, 4,051.65 and 946.01 is: 1,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.33 : 4,051.65 = 946.01 : x
  2. Step 2: Convert to fraction form
    2,701.33/4,051.65 = 946.01/x
  3. Step 3: Cross multiply
    2,701.33x = 4,051.65 × 946.01
  4. Step 4: Simplify right side
    2,701.33x = 3,832,901.42
  5. Step 5: Solve for x
    x = 3,832,901.42/2,701.33
  6. Step 6: Final answer
    x = 1,418.89

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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.