Home / 8,926.48-13,385.04-3,081.70

Finding the Fourth Proportional to 8,926.48, 13,385.04 and 3,081.70

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Solution

The fourth proportional to 8,926.48, 13,385.04 and 3,081.70 is: 4,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.48 : 13,385.04 = 3,081.70 : x
  2. Step 2: Convert to fraction form
    8,926.48/13,385.04 = 3,081.70/x
  3. Step 3: Cross multiply
    8,926.48x = 13,385.04 × 3,081.70
  4. Step 4: Simplify right side
    8,926.48x = 41,248,677.77
  5. Step 5: Solve for x
    x = 41,248,677.77/8,926.48
  6. Step 6: Final answer
    x = 4,620.93

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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.