Home / 10,958.47-16,427.30-3,557.75

Finding the Fourth Proportional to 10,958.47, 16,427.30 and 3,557.75

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Solution

The fourth proportional to 10,958.47, 16,427.30 and 3,557.75 is: 5,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.47 : 16,427.30 = 3,557.75 : x
  2. Step 2: Convert to fraction form
    10,958.47/16,427.30 = 3,557.75/x
  3. Step 3: Cross multiply
    10,958.47x = 16,427.30 × 3,557.75
  4. Step 4: Simplify right side
    10,958.47x = 58,444,126.65
  5. Step 5: Solve for x
    x = 58,444,126.65/10,958.47
  6. Step 6: Final answer
    x = 5,333.24

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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.