Home / 10,272.22-15,408.74-4,424.83

Finding the Fourth Proportional to 10,272.22, 15,408.74 and 4,424.83

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Solution

The fourth proportional to 10,272.22, 15,408.74 and 4,424.83 is: 6,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.22 : 15,408.74 = 4,424.83 : x
  2. Step 2: Convert to fraction form
    10,272.22/15,408.74 = 4,424.83/x
  3. Step 3: Cross multiply
    10,272.22x = 15,408.74 × 4,424.83
  4. Step 4: Simplify right side
    10,272.22x = 68,181,055.01
  5. Step 5: Solve for x
    x = 68,181,055.01/10,272.22
  6. Step 6: Final answer
    x = 6,637.42

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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.