Home / 7,643.32-11,468.79-2,966.56

Finding the Fourth Proportional to 7,643.32, 11,468.79 and 2,966.56

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Solution

The fourth proportional to 7,643.32, 11,468.79 and 2,966.56 is: 4,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.32 : 11,468.79 = 2,966.56 : x
  2. Step 2: Convert to fraction form
    7,643.32/11,468.79 = 2,966.56/x
  3. Step 3: Cross multiply
    7,643.32x = 11,468.79 × 2,966.56
  4. Step 4: Simplify right side
    7,643.32x = 34,022,824.99
  5. Step 5: Solve for x
    x = 34,022,824.99/7,643.32
  6. Step 6: Final answer
    x = 4,451.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.