Home / 6,893.12-10,344.28-4,429.71

Finding the Fourth Proportional to 6,893.12, 10,344.28 and 4,429.71

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Solution

The fourth proportional to 6,893.12, 10,344.28 and 4,429.71 is: 6,647.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.12 : 10,344.28 = 4,429.71 : x
  2. Step 2: Convert to fraction form
    6,893.12/10,344.28 = 4,429.71/x
  3. Step 3: Cross multiply
    6,893.12x = 10,344.28 × 4,429.71
  4. Step 4: Simplify right side
    6,893.12x = 45,822,086.69
  5. Step 5: Solve for x
    x = 45,822,086.69/6,893.12
  6. Step 6: Final answer
    x = 6,647.51

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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.