Home / 9,328.26-13,992.12-3,172.26

Finding the Fourth Proportional to 9,328.26, 13,992.12 and 3,172.26

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Solution

The fourth proportional to 9,328.26, 13,992.12 and 3,172.26 is: 4,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.26 : 13,992.12 = 3,172.26 : x
  2. Step 2: Convert to fraction form
    9,328.26/13,992.12 = 3,172.26/x
  3. Step 3: Cross multiply
    9,328.26x = 13,992.12 × 3,172.26
  4. Step 4: Simplify right side
    9,328.26x = 44,386,642.59
  5. Step 5: Solve for x
    x = 44,386,642.59/9,328.26
  6. Step 6: Final answer
    x = 4,758.30

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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.