Home / 5,237.08-7,855.72-4,192.22

Finding the Fourth Proportional to 5,237.08, 7,855.72 and 4,192.22

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Solution

The fourth proportional to 5,237.08, 7,855.72 and 4,192.22 is: 6,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.08 : 7,855.72 = 4,192.22 : x
  2. Step 2: Convert to fraction form
    5,237.08/7,855.72 = 4,192.22/x
  3. Step 3: Cross multiply
    5,237.08x = 7,855.72 × 4,192.22
  4. Step 4: Simplify right side
    5,237.08x = 32,932,915.66
  5. Step 5: Solve for x
    x = 32,932,915.66/5,237.08
  6. Step 6: Final answer
    x = 6,288.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.