Home / 7,339.69-11,010.68-2,408.21

Finding the Fourth Proportional to 7,339.69, 11,010.68 and 2,408.21

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Solution

The fourth proportional to 7,339.69, 11,010.68 and 2,408.21 is: 3,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.69 : 11,010.68 = 2,408.21 : x
  2. Step 2: Convert to fraction form
    7,339.69/11,010.68 = 2,408.21/x
  3. Step 3: Cross multiply
    7,339.69x = 11,010.68 × 2,408.21
  4. Step 4: Simplify right side
    7,339.69x = 26,515,968.61
  5. Step 5: Solve for x
    x = 26,515,968.61/7,339.69
  6. Step 6: Final answer
    x = 3,612.68

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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.