Home / 10,646.28-15,964.62-3,251.64

Finding the Fourth Proportional to 10,646.28, 15,964.62 and 3,251.64

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Solution

The fourth proportional to 10,646.28, 15,964.62 and 3,251.64 is: 4,875.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.28 : 15,964.62 = 3,251.64 : x
  2. Step 2: Convert to fraction form
    10,646.28/15,964.62 = 3,251.64/x
  3. Step 3: Cross multiply
    10,646.28x = 15,964.62 × 3,251.64
  4. Step 4: Simplify right side
    10,646.28x = 51,911,196.98
  5. Step 5: Solve for x
    x = 51,911,196.98/10,646.28
  6. Step 6: Final answer
    x = 4,875.99

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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.