Home / 6,535.21-9,018.63-3,551.07

Finding the Fourth Proportional to 6,535.21, 9,018.63 and 3,551.07

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Solution

The fourth proportional to 6,535.21, 9,018.63 and 3,551.07 is: 4,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.21 : 9,018.63 = 3,551.07 : x
  2. Step 2: Convert to fraction form
    6,535.21/9,018.63 = 3,551.07/x
  3. Step 3: Cross multiply
    6,535.21x = 9,018.63 × 3,551.07
  4. Step 4: Simplify right side
    6,535.21x = 32,025,777.56
  5. Step 5: Solve for x
    x = 32,025,777.56/6,535.21
  6. Step 6: Final answer
    x = 4,900.50

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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.