Home / 9,325.50-13,988.25-3,169.50

Finding the Fourth Proportional to 9,325.50, 13,988.25 and 3,169.50

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Solution

The fourth proportional to 9,325.50, 13,988.25 and 3,169.50 is: 4,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.50 : 13,988.25 = 3,169.50 : x
  2. Step 2: Convert to fraction form
    9,325.50/13,988.25 = 3,169.50/x
  3. Step 3: Cross multiply
    9,325.50x = 13,988.25 × 3,169.50
  4. Step 4: Simplify right side
    9,325.50x = 44,335,758.38
  5. Step 5: Solve for x
    x = 44,335,758.38/9,325.50
  6. Step 6: Final answer
    x = 4,754.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.