Home / 6,687.54-9,228.87-3,703.23

Finding the Fourth Proportional to 6,687.54, 9,228.87 and 3,703.23

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Solution

The fourth proportional to 6,687.54, 9,228.87 and 3,703.23 is: 5,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.54 : 9,228.87 = 3,703.23 : x
  2. Step 2: Convert to fraction form
    6,687.54/9,228.87 = 3,703.23/x
  3. Step 3: Cross multiply
    6,687.54x = 9,228.87 × 3,703.23
  4. Step 4: Simplify right side
    6,687.54x = 34,176,628.25
  5. Step 5: Solve for x
    x = 34,176,628.25/6,687.54
  6. Step 6: Final answer
    x = 5,110.49

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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.