Home / 6,338.88-8,750.40-4,767.36

Finding the Fourth Proportional to 6,338.88, 8,750.40 and 4,767.36

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Solution

The fourth proportional to 6,338.88, 8,750.40 and 4,767.36 is: 6,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,338.88 : 8,750.40 = 4,767.36 : x
  2. Step 2: Convert to fraction form
    6,338.88/8,750.40 = 4,767.36/x
  3. Step 3: Cross multiply
    6,338.88x = 8,750.40 × 4,767.36
  4. Step 4: Simplify right side
    6,338.88x = 41,716,306.94
  5. Step 5: Solve for x
    x = 41,716,306.94/6,338.88
  6. Step 6: Final answer
    x = 6,581.02

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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.