Home / 7,354.35-10,143.87-4,835.66

Finding the Fourth Proportional to 7,354.35, 10,143.87 and 4,835.66

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Solution

The fourth proportional to 7,354.35, 10,143.87 and 4,835.66 is: 6,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.35 : 10,143.87 = 4,835.66 : x
  2. Step 2: Convert to fraction form
    7,354.35/10,143.87 = 4,835.66/x
  3. Step 3: Cross multiply
    7,354.35x = 10,143.87 × 4,835.66
  4. Step 4: Simplify right side
    7,354.35x = 49,052,255.68
  5. Step 5: Solve for x
    x = 49,052,255.68/7,354.35
  6. Step 6: Final answer
    x = 6,669.83

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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.