Home / 7,929.18-10,942.15-4,344.09

Finding the Fourth Proportional to 7,929.18, 10,942.15 and 4,344.09

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Solution

The fourth proportional to 7,929.18, 10,942.15 and 4,344.09 is: 5,994.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.18 : 10,942.15 = 4,344.09 : x
  2. Step 2: Convert to fraction form
    7,929.18/10,942.15 = 4,344.09/x
  3. Step 3: Cross multiply
    7,929.18x = 10,942.15 × 4,344.09
  4. Step 4: Simplify right side
    7,929.18x = 47,533,684.39
  5. Step 5: Solve for x
    x = 47,533,684.39/7,929.18
  6. Step 6: Final answer
    x = 5,994.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.