Home / 6,343.43-8,754.39-3,655.08

Finding the Fourth Proportional to 6,343.43, 8,754.39 and 3,655.08

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Solution

The fourth proportional to 6,343.43, 8,754.39 and 3,655.08 is: 5,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.43 : 8,754.39 = 3,655.08 : x
  2. Step 2: Convert to fraction form
    6,343.43/8,754.39 = 3,655.08/x
  3. Step 3: Cross multiply
    6,343.43x = 8,754.39 × 3,655.08
  4. Step 4: Simplify right side
    6,343.43x = 31,997,995.80
  5. Step 5: Solve for x
    x = 31,997,995.80/6,343.43
  6. Step 6: Final answer
    x = 5,044.28

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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.