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Finding the Fourth Proportional to 5,046.66, 6,965.13 and 3,030.21

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Solution

The fourth proportional to 5,046.66, 6,965.13 and 3,030.21 is: 4,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.66 : 6,965.13 = 3,030.21 : x
  2. Step 2: Convert to fraction form
    5,046.66/6,965.13 = 3,030.21/x
  3. Step 3: Cross multiply
    5,046.66x = 6,965.13 × 3,030.21
  4. Step 4: Simplify right side
    5,046.66x = 21,105,806.58
  5. Step 5: Solve for x
    x = 21,105,806.58/5,046.66
  6. Step 6: Final answer
    x = 4,182.13

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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.