Home / 9,943.03-13,721.20-5,466.75

Finding the Fourth Proportional to 9,943.03, 13,721.20 and 5,466.75

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Solution

The fourth proportional to 9,943.03, 13,721.20 and 5,466.75 is: 7,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.03 : 13,721.20 = 5,466.75 : x
  2. Step 2: Convert to fraction form
    9,943.03/13,721.20 = 5,466.75/x
  3. Step 3: Cross multiply
    9,943.03x = 13,721.20 × 5,466.75
  4. Step 4: Simplify right side
    9,943.03x = 75,010,370.10
  5. Step 5: Solve for x
    x = 75,010,370.10/9,943.03
  6. Step 6: Final answer
    x = 7,544.02

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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.