Home / 6,534.90-9,018.25-3,550.79

Finding the Fourth Proportional to 6,534.90, 9,018.25 and 3,550.79

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Solution

The fourth proportional to 6,534.90, 9,018.25 and 3,550.79 is: 4,900.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,534.90 : 9,018.25 = 3,550.79 : x
  2. Step 2: Convert to fraction form
    6,534.90/9,018.25 = 3,550.79/x
  3. Step 3: Cross multiply
    6,534.90x = 9,018.25 × 3,550.79
  4. Step 4: Simplify right side
    6,534.90x = 32,021,911.92
  5. Step 5: Solve for x
    x = 32,021,911.92/6,534.90
  6. Step 6: Final answer
    x = 4,900.14

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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.