Home / 6,344.40-8,767.32-4,769.76

Finding the Fourth Proportional to 6,344.40, 8,767.32 and 4,769.76

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Solution

The fourth proportional to 6,344.40, 8,767.32 and 4,769.76 is: 6,591.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.40 : 8,767.32 = 4,769.76 : x
  2. Step 2: Convert to fraction form
    6,344.40/8,767.32 = 4,769.76/x
  3. Step 3: Cross multiply
    6,344.40x = 8,767.32 × 4,769.76
  4. Step 4: Simplify right side
    6,344.40x = 41,818,012.24
  5. Step 5: Solve for x
    x = 41,818,012.24/6,344.40
  6. Step 6: Final answer
    x = 6,591.33

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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.