Home / 5,364.29-7,385.85-4,872.22

Finding the Fourth Proportional to 5,364.29, 7,385.85 and 4,872.22

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Solution

The fourth proportional to 5,364.29, 7,385.85 and 4,872.22 is: 6,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.29 : 7,385.85 = 4,872.22 : x
  2. Step 2: Convert to fraction form
    5,364.29/7,385.85 = 4,872.22/x
  3. Step 3: Cross multiply
    5,364.29x = 7,385.85 × 4,872.22
  4. Step 4: Simplify right side
    5,364.29x = 35,985,467.62
  5. Step 5: Solve for x
    x = 35,985,467.62/5,364.29
  6. Step 6: Final answer
    x = 6,708.33

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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.