Home / 7,550.88-11,315.36-4,256.96

Finding the Fourth Proportional to 7,550.88, 11,315.36 and 4,256.96

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Solution

The fourth proportional to 7,550.88, 11,315.36 and 4,256.96 is: 6,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.88 : 11,315.36 = 4,256.96 : x
  2. Step 2: Convert to fraction form
    7,550.88/11,315.36 = 4,256.96/x
  3. Step 3: Cross multiply
    7,550.88x = 11,315.36 × 4,256.96
  4. Step 4: Simplify right side
    7,550.88x = 48,169,034.91
  5. Step 5: Solve for x
    x = 48,169,034.91/7,550.88
  6. Step 6: Final answer
    x = 6,379.26

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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.