Home / 11,621.93-17,419.05-5,373.18

Finding the Fourth Proportional to 11,621.93, 17,419.05 and 5,373.18

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Solution

The fourth proportional to 11,621.93, 17,419.05 and 5,373.18 is: 8,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.93 : 17,419.05 = 5,373.18 : x
  2. Step 2: Convert to fraction form
    11,621.93/17,419.05 = 5,373.18/x
  3. Step 3: Cross multiply
    11,621.93x = 17,419.05 × 5,373.18
  4. Step 4: Simplify right side
    11,621.93x = 93,595,691.08
  5. Step 5: Solve for x
    x = 93,595,691.08/11,621.93
  6. Step 6: Final answer
    x = 8,053.37

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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.