Home / 9,325.13-13,987.69-3,169.13

Finding the Fourth Proportional to 9,325.13, 13,987.69 and 3,169.13

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Solution

The fourth proportional to 9,325.13, 13,987.69 and 3,169.13 is: 4,753.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.13 : 13,987.69 = 3,169.13 : x
  2. Step 2: Convert to fraction form
    9,325.13/13,987.69 = 3,169.13/x
  3. Step 3: Cross multiply
    9,325.13x = 13,987.69 × 3,169.13
  4. Step 4: Simplify right side
    9,325.13x = 44,328,730.15
  5. Step 5: Solve for x
    x = 44,328,730.15/9,325.13
  6. Step 6: Final answer
    x = 4,753.69

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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.