Home / 5,600.25-7,730.78-3,505.59

Finding the Fourth Proportional to 5,600.25, 7,730.78 and 3,505.59

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Solution

The fourth proportional to 5,600.25, 7,730.78 and 3,505.59 is: 4,839.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.25 : 7,730.78 = 3,505.59 : x
  2. Step 2: Convert to fraction form
    5,600.25/7,730.78 = 3,505.59/x
  3. Step 3: Cross multiply
    5,600.25x = 7,730.78 × 3,505.59
  4. Step 4: Simplify right side
    5,600.25x = 27,100,927.53
  5. Step 5: Solve for x
    x = 27,100,927.53/5,600.25
  6. Step 6: Final answer
    x = 4,839.24

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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.