Home / 3,727.84-5,144.88-2,330.32

Finding the Fourth Proportional to 3,727.84, 5,144.88 and 2,330.32

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Solution

The fourth proportional to 3,727.84, 5,144.88 and 2,330.32 is: 3,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.84 : 5,144.88 = 2,330.32 : x
  2. Step 2: Convert to fraction form
    3,727.84/5,144.88 = 2,330.32/x
  3. Step 3: Cross multiply
    3,727.84x = 5,144.88 × 2,330.32
  4. Step 4: Simplify right side
    3,727.84x = 11,989,216.76
  5. Step 5: Solve for x
    x = 11,989,216.76/3,727.84
  6. Step 6: Final answer
    x = 3,216.13

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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.