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Finding the Fourth Proportional to 6,535.09, 9,018.59 and 3,551.09

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Solution

The fourth proportional to 6,535.09, 9,018.59 and 3,551.09 is: 4,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.09 : 9,018.59 = 3,551.09 : x
  2. Step 2: Convert to fraction form
    6,535.09/9,018.59 = 3,551.09/x
  3. Step 3: Cross multiply
    6,535.09x = 9,018.59 × 3,551.09
  4. Step 4: Simplify right side
    6,535.09x = 32,025,824.76
  5. Step 5: Solve for x
    x = 32,025,824.76/6,535.09
  6. Step 6: Final answer
    x = 4,900.59

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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.