Home / 9,943.65-13,722.21-5,467.50

Finding the Fourth Proportional to 9,943.65, 13,722.21 and 5,467.50

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Solution

The fourth proportional to 9,943.65, 13,722.21 and 5,467.50 is: 7,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.65 : 13,722.21 = 5,467.50 : x
  2. Step 2: Convert to fraction form
    9,943.65/13,722.21 = 5,467.50/x
  3. Step 3: Cross multiply
    9,943.65x = 13,722.21 × 5,467.50
  4. Step 4: Simplify right side
    9,943.65x = 75,026,183.18
  5. Step 5: Solve for x
    x = 75,026,183.18/9,943.65
  6. Step 6: Final answer
    x = 7,545.14

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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.