Home / 6,344.86-9,518.20-1,962.70

Finding the Fourth Proportional to 6,344.86, 9,518.20 and 1,962.70

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Solution

The fourth proportional to 6,344.86, 9,518.20 and 1,962.70 is: 2,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.86 : 9,518.20 = 1,962.70 : x
  2. Step 2: Convert to fraction form
    6,344.86/9,518.20 = 1,962.70/x
  3. Step 3: Cross multiply
    6,344.86x = 9,518.20 × 1,962.70
  4. Step 4: Simplify right side
    6,344.86x = 18,681,371.14
  5. Step 5: Solve for x
    x = 18,681,371.14/6,344.86
  6. Step 6: Final answer
    x = 2,944.33

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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.