Home / 7,689.13-11,537.34-4,575.29

Finding the Fourth Proportional to 7,689.13, 11,537.34 and 4,575.29

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Solution

The fourth proportional to 7,689.13, 11,537.34 and 4,575.29 is: 6,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689.13 : 11,537.34 = 4,575.29 : x
  2. Step 2: Convert to fraction form
    7,689.13/11,537.34 = 4,575.29/x
  3. Step 3: Cross multiply
    7,689.13x = 11,537.34 × 4,575.29
  4. Step 4: Simplify right side
    7,689.13x = 52,786,676.33
  5. Step 5: Solve for x
    x = 52,786,676.33/7,689.13
  6. Step 6: Final answer
    x = 6,865.10

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1.5x scale

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.