Home / 6,720.30-9,274.96-4,838.12

Finding the Fourth Proportional to 6,720.30, 9,274.96 and 4,838.12

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Solution

The fourth proportional to 6,720.30, 9,274.96 and 4,838.12 is: 6,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.30 : 9,274.96 = 4,838.12 : x
  2. Step 2: Convert to fraction form
    6,720.30/9,274.96 = 4,838.12/x
  3. Step 3: Cross multiply
    6,720.30x = 9,274.96 × 4,838.12
  4. Step 4: Simplify right side
    6,720.30x = 44,873,369.48
  5. Step 5: Solve for x
    x = 44,873,369.48/6,720.30
  6. Step 6: Final answer
    x = 6,677.29

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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.