Home / 6,631.74-9,150.09-3,760.50

Finding the Fourth Proportional to 6,631.74, 9,150.09 and 3,760.50

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Solution

The fourth proportional to 6,631.74, 9,150.09 and 3,760.50 is: 5,188.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.74 : 9,150.09 = 3,760.50 : x
  2. Step 2: Convert to fraction form
    6,631.74/9,150.09 = 3,760.50/x
  3. Step 3: Cross multiply
    6,631.74x = 9,150.09 × 3,760.50
  4. Step 4: Simplify right side
    6,631.74x = 34,408,918.50
  5. Step 5: Solve for x
    x = 34,408,918.50/6,631.74
  6. Step 6: Final answer
    x = 5,188.52

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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.