Home / 11,153.68-15,395.03-6,902.26

Finding the Fourth Proportional to 11,153.68, 15,395.03 and 6,902.26

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Solution

The fourth proportional to 11,153.68, 15,395.03 and 6,902.26 is: 9,526.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.68 : 15,395.03 = 6,902.26 : x
  2. Step 2: Convert to fraction form
    11,153.68/15,395.03 = 6,902.26/x
  3. Step 3: Cross multiply
    11,153.68x = 15,395.03 × 6,902.26
  4. Step 4: Simplify right side
    11,153.68x = 106,260,452.65
  5. Step 5: Solve for x
    x = 106,260,452.65/11,153.68
  6. Step 6: Final answer
    x = 9,526.94

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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.