Home / 6,535.74-9,021.32-4,021.50

Finding the Fourth Proportional to 6,535.74, 9,021.32 and 4,021.50

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Solution

The fourth proportional to 6,535.74, 9,021.32 and 4,021.50 is: 5,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.74 : 9,021.32 = 4,021.50 : x
  2. Step 2: Convert to fraction form
    6,535.74/9,021.32 = 4,021.50/x
  3. Step 3: Cross multiply
    6,535.74x = 9,021.32 × 4,021.50
  4. Step 4: Simplify right side
    6,535.74x = 36,279,238.38
  5. Step 5: Solve for x
    x = 36,279,238.38/6,535.74
  6. Step 6: Final answer
    x = 5,550.90

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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.