Home / 6,601.84-9,110.64-3,617.65

Finding the Fourth Proportional to 6,601.84, 9,110.64 and 3,617.65

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Solution

The fourth proportional to 6,601.84, 9,110.64 and 3,617.65 is: 4,992.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.84 : 9,110.64 = 3,617.65 : x
  2. Step 2: Convert to fraction form
    6,601.84/9,110.64 = 3,617.65/x
  3. Step 3: Cross multiply
    6,601.84x = 9,110.64 × 3,617.65
  4. Step 4: Simplify right side
    6,601.84x = 32,959,106.80
  5. Step 5: Solve for x
    x = 32,959,106.80/6,601.84
  6. Step 6: Final answer
    x = 4,992.41

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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.