Home / 6,892.88-10,332.84-3,426.32

Finding the Fourth Proportional to 6,892.88, 10,332.84 and 3,426.32

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Solution

The fourth proportional to 6,892.88, 10,332.84 and 3,426.32 is: 5,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892.88 : 10,332.84 = 3,426.32 : x
  2. Step 2: Convert to fraction form
    6,892.88/10,332.84 = 3,426.32/x
  3. Step 3: Cross multiply
    6,892.88x = 10,332.84 × 3,426.32
  4. Step 4: Simplify right side
    6,892.88x = 35,403,616.35
  5. Step 5: Solve for x
    x = 35,403,616.35/6,892.88
  6. Step 6: Final answer
    x = 5,136.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.