Home / 6,135.10-9,213.45-4,751.80

Finding the Fourth Proportional to 6,135.10, 9,213.45 and 4,751.80

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Solution

The fourth proportional to 6,135.10, 9,213.45 and 4,751.80 is: 7,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.10 : 9,213.45 = 4,751.80 : x
  2. Step 2: Convert to fraction form
    6,135.10/9,213.45 = 4,751.80/x
  3. Step 3: Cross multiply
    6,135.10x = 9,213.45 × 4,751.80
  4. Step 4: Simplify right side
    6,135.10x = 43,780,471.71
  5. Step 5: Solve for x
    x = 43,780,471.71/6,135.10
  6. Step 6: Final answer
    x = 7,136.06

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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.