Home / 7,648.29-11,476.61-2,968.48

Finding the Fourth Proportional to 7,648.29, 11,476.61 and 2,968.48

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Solution

The fourth proportional to 7,648.29, 11,476.61 and 2,968.48 is: 4,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.29 : 11,476.61 = 2,968.48 : x
  2. Step 2: Convert to fraction form
    7,648.29/11,476.61 = 2,968.48/x
  3. Step 3: Cross multiply
    7,648.29x = 11,476.61 × 2,968.48
  4. Step 4: Simplify right side
    7,648.29x = 34,068,123.37
  5. Step 5: Solve for x
    x = 34,068,123.37/7,648.29
  6. Step 6: Final answer
    x = 4,454.35

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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.