Home / 10,952.64-16,427.42-3,557.20

Finding the Fourth Proportional to 10,952.64, 16,427.42 and 3,557.20

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Solution

The fourth proportional to 10,952.64, 16,427.42 and 3,557.20 is: 5,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.64 : 16,427.42 = 3,557.20 : x
  2. Step 2: Convert to fraction form
    10,952.64/16,427.42 = 3,557.20/x
  3. Step 3: Cross multiply
    10,952.64x = 16,427.42 × 3,557.20
  4. Step 4: Simplify right side
    10,952.64x = 58,435,618.42
  5. Step 5: Solve for x
    x = 58,435,618.42/10,952.64
  6. Step 6: Final answer
    x = 5,335.30

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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.