Home / 6,344.42-8,756.94-4,223.51

Finding the Fourth Proportional to 6,344.42, 8,756.94 and 4,223.51

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Solution

The fourth proportional to 6,344.42, 8,756.94 and 4,223.51 is: 5,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.42 : 8,756.94 = 4,223.51 : x
  2. Step 2: Convert to fraction form
    6,344.42/8,756.94 = 4,223.51/x
  3. Step 3: Cross multiply
    6,344.42x = 8,756.94 × 4,223.51
  4. Step 4: Simplify right side
    6,344.42x = 36,985,023.66
  5. Step 5: Solve for x
    x = 36,985,023.66/6,344.42
  6. Step 6: Final answer
    x = 5,829.54

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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.