Home / 6,687.35-9,228.42-3,703.18

Finding the Fourth Proportional to 6,687.35, 9,228.42 and 3,703.18

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Solution

The fourth proportional to 6,687.35, 9,228.42 and 3,703.18 is: 5,110.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.35 : 9,228.42 = 3,703.18 : x
  2. Step 2: Convert to fraction form
    6,687.35/9,228.42 = 3,703.18/x
  3. Step 3: Cross multiply
    6,687.35x = 9,228.42 × 3,703.18
  4. Step 4: Simplify right side
    6,687.35x = 34,174,491.19
  5. Step 5: Solve for x
    x = 34,174,491.19/6,687.35
  6. Step 6: Final answer
    x = 5,110.32

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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.