Home / 7,658.72-11,484.48-2,726.36

Finding the Fourth Proportional to 7,658.72, 11,484.48 and 2,726.36

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Solution

The fourth proportional to 7,658.72, 11,484.48 and 2,726.36 is: 4,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658.72 : 11,484.48 = 2,726.36 : x
  2. Step 2: Convert to fraction form
    7,658.72/11,484.48 = 2,726.36/x
  3. Step 3: Cross multiply
    7,658.72x = 11,484.48 × 2,726.36
  4. Step 4: Simplify right side
    7,658.72x = 31,310,826.89
  5. Step 5: Solve for x
    x = 31,310,826.89/7,658.72
  6. Step 6: Final answer
    x = 4,088.26

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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.