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Finding the Fourth Proportional to 2,966.44, 4,449.86 and 1,020.01

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Solution

The fourth proportional to 2,966.44, 4,449.86 and 1,020.01 is: 1,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.44 : 4,449.86 = 1,020.01 : x
  2. Step 2: Convert to fraction form
    2,966.44/4,449.86 = 1,020.01/x
  3. Step 3: Cross multiply
    2,966.44x = 4,449.86 × 1,020.01
  4. Step 4: Simplify right side
    2,966.44x = 4,538,901.70
  5. Step 5: Solve for x
    x = 4,538,901.70/2,966.44
  6. Step 6: Final answer
    x = 1,530.08

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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.