Home / 7,427.22-10,249.56-4,070.24

Finding the Fourth Proportional to 7,427.22, 10,249.56 and 4,070.24

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Solution

The fourth proportional to 7,427.22, 10,249.56 and 4,070.24 is: 5,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.22 : 10,249.56 = 4,070.24 : x
  2. Step 2: Convert to fraction form
    7,427.22/10,249.56 = 4,070.24/x
  3. Step 3: Cross multiply
    7,427.22x = 10,249.56 × 4,070.24
  4. Step 4: Simplify right side
    7,427.22x = 41,718,169.09
  5. Step 5: Solve for x
    x = 41,718,169.09/7,427.22
  6. Step 6: Final answer
    x = 5,616.93

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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.