Home / 6,535.46-9,018.06-3,881.90

Finding the Fourth Proportional to 6,535.46, 9,018.06 and 3,881.90

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Solution

The fourth proportional to 6,535.46, 9,018.06 and 3,881.90 is: 5,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.46 : 9,018.06 = 3,881.90 : x
  2. Step 2: Convert to fraction form
    6,535.46/9,018.06 = 3,881.90/x
  3. Step 3: Cross multiply
    6,535.46x = 9,018.06 × 3,881.90
  4. Step 4: Simplify right side
    6,535.46x = 35,007,207.11
  5. Step 5: Solve for x
    x = 35,007,207.11/6,535.46
  6. Step 6: Final answer
    x = 5,356.50

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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.