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Finding the Fourth Proportional to 3,044.13, 4,566.21 and 964.05

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Solution

The fourth proportional to 3,044.13, 4,566.21 and 964.05 is: 1,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,044.13 : 4,566.21 = 964.05 : x
  2. Step 2: Convert to fraction form
    3,044.13/4,566.21 = 964.05/x
  3. Step 3: Cross multiply
    3,044.13x = 4,566.21 × 964.05
  4. Step 4: Simplify right side
    3,044.13x = 4,402,054.75
  5. Step 5: Solve for x
    x = 4,402,054.75/3,044.13
  6. Step 6: Final answer
    x = 1,446.08

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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.