Home / 7,408.86-10,225.11-4,265.66

Finding the Fourth Proportional to 7,408.86, 10,225.11 and 4,265.66

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Solution

The fourth proportional to 7,408.86, 10,225.11 and 4,265.66 is: 5,887.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.86 : 10,225.11 = 4,265.66 : x
  2. Step 2: Convert to fraction form
    7,408.86/10,225.11 = 4,265.66/x
  3. Step 3: Cross multiply
    7,408.86x = 10,225.11 × 4,265.66
  4. Step 4: Simplify right side
    7,408.86x = 43,616,791.60
  5. Step 5: Solve for x
    x = 43,616,791.60/7,408.86
  6. Step 6: Final answer
    x = 5,887.11

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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.