Home / 6,839.08-9,437.24-3,854.84

Finding the Fourth Proportional to 6,839.08, 9,437.24 and 3,854.84

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Solution

The fourth proportional to 6,839.08, 9,437.24 and 3,854.84 is: 5,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.08 : 9,437.24 = 3,854.84 : x
  2. Step 2: Convert to fraction form
    6,839.08/9,437.24 = 3,854.84/x
  3. Step 3: Cross multiply
    6,839.08x = 9,437.24 × 3,854.84
  4. Step 4: Simplify right side
    6,839.08x = 36,379,050.24
  5. Step 5: Solve for x
    x = 36,379,050.24/6,839.08
  6. Step 6: Final answer
    x = 5,319.29

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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.