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Finding the Fourth Proportional to 7,676.04, 11,456.61 and 7,060.44

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Solution

The fourth proportional to 7,676.04, 11,456.61 and 7,060.44 is: 10,537.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.04 : 11,456.61 = 7,060.44 : x
  2. Step 2: Convert to fraction form
    7,676.04/11,456.61 = 7,060.44/x
  3. Step 3: Cross multiply
    7,676.04x = 11,456.61 × 7,060.44
  4. Step 4: Simplify right side
    7,676.04x = 80,888,707.51
  5. Step 5: Solve for x
    x = 80,888,707.51/7,676.04
  6. Step 6: Final answer
    x = 10,537.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.