Home / 6,658.35-9,188.75-3,674.37

Finding the Fourth Proportional to 6,658.35, 9,188.75 and 3,674.37

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Solution

The fourth proportional to 6,658.35, 9,188.75 and 3,674.37 is: 5,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658.35 : 9,188.75 = 3,674.37 : x
  2. Step 2: Convert to fraction form
    6,658.35/9,188.75 = 3,674.37/x
  3. Step 3: Cross multiply
    6,658.35x = 9,188.75 × 3,674.37
  4. Step 4: Simplify right side
    6,658.35x = 33,762,848.97
  5. Step 5: Solve for x
    x = 33,762,848.97/6,658.35
  6. Step 6: Final answer
    x = 5,070.75

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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.