Home / 7,850.72-10,834.12-4,493.52

Finding the Fourth Proportional to 7,850.72, 10,834.12 and 4,493.52

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Solution

The fourth proportional to 7,850.72, 10,834.12 and 4,493.52 is: 6,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.72 : 10,834.12 = 4,493.52 : x
  2. Step 2: Convert to fraction form
    7,850.72/10,834.12 = 4,493.52/x
  3. Step 3: Cross multiply
    7,850.72x = 10,834.12 × 4,493.52
  4. Step 4: Simplify right side
    7,850.72x = 48,683,334.90
  5. Step 5: Solve for x
    x = 48,683,334.90/7,850.72
  6. Step 6: Final answer
    x = 6,201.13

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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.