Home / 6,830.88-10,224.18-6,338.76

Finding the Fourth Proportional to 6,830.88, 10,224.18 and 6,338.76

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Solution

The fourth proportional to 6,830.88, 10,224.18 and 6,338.76 is: 9,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.88 : 10,224.18 = 6,338.76 : x
  2. Step 2: Convert to fraction form
    6,830.88/10,224.18 = 6,338.76/x
  3. Step 3: Cross multiply
    6,830.88x = 10,224.18 × 6,338.76
  4. Step 4: Simplify right side
    6,830.88x = 64,808,623.22
  5. Step 5: Solve for x
    x = 64,808,623.22/6,830.88
  6. Step 6: Final answer
    x = 9,487.60

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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.