Home / 7,428.54-10,249.77-4,404.61

Finding the Fourth Proportional to 7,428.54, 10,249.77 and 4,404.61

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Solution

The fourth proportional to 7,428.54, 10,249.77 and 4,404.61 is: 6,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428.54 : 10,249.77 = 4,404.61 : x
  2. Step 2: Convert to fraction form
    7,428.54/10,249.77 = 4,404.61/x
  3. Step 3: Cross multiply
    7,428.54x = 10,249.77 × 4,404.61
  4. Step 4: Simplify right side
    7,428.54x = 45,146,239.44
  5. Step 5: Solve for x
    x = 45,146,239.44/7,428.54
  6. Step 6: Final answer
    x = 6,077.40

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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.