Home / 4,770.24-6,583.36-2,781.44

Finding the Fourth Proportional to 4,770.24, 6,583.36 and 2,781.44

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Solution

The fourth proportional to 4,770.24, 6,583.36 and 2,781.44 is: 3,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.24 : 6,583.36 = 2,781.44 : x
  2. Step 2: Convert to fraction form
    4,770.24/6,583.36 = 2,781.44/x
  3. Step 3: Cross multiply
    4,770.24x = 6,583.36 × 2,781.44
  4. Step 4: Simplify right side
    4,770.24x = 18,311,220.84
  5. Step 5: Solve for x
    x = 18,311,220.84/4,770.24
  6. Step 6: Final answer
    x = 3,838.64

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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.