Home / 5,267.96-7,905.18-2,929.76

Finding the Fourth Proportional to 5,267.96, 7,905.18 and 2,929.76

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Solution

The fourth proportional to 5,267.96, 7,905.18 and 2,929.76 is: 4,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.96 : 7,905.18 = 2,929.76 : x
  2. Step 2: Convert to fraction form
    5,267.96/7,905.18 = 2,929.76/x
  3. Step 3: Cross multiply
    5,267.96x = 7,905.18 × 2,929.76
  4. Step 4: Simplify right side
    5,267.96x = 23,160,280.16
  5. Step 5: Solve for x
    x = 23,160,280.16/5,267.96
  6. Step 6: Final answer
    x = 4,396.44

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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.