Home / 6,665.04-9,197.64-3,680.91

Finding the Fourth Proportional to 6,665.04, 9,197.64 and 3,680.91

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Solution

The fourth proportional to 6,665.04, 9,197.64 and 3,680.91 is: 5,079.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.04 : 9,197.64 = 3,680.91 : x
  2. Step 2: Convert to fraction form
    6,665.04/9,197.64 = 3,680.91/x
  3. Step 3: Cross multiply
    6,665.04x = 9,197.64 × 3,680.91
  4. Step 4: Simplify right side
    6,665.04x = 33,855,685.05
  5. Step 5: Solve for x
    x = 33,855,685.05/6,665.04
  6. Step 6: Final answer
    x = 5,079.59

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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.