Home / 10,964.44-16,455.30-5,417.56

Finding the Fourth Proportional to 10,964.44, 16,455.30 and 5,417.56

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Solution

The fourth proportional to 10,964.44, 16,455.30 and 5,417.56 is: 8,130.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.44 : 16,455.30 = 5,417.56 : x
  2. Step 2: Convert to fraction form
    10,964.44/16,455.30 = 5,417.56/x
  3. Step 3: Cross multiply
    10,964.44x = 16,455.30 × 5,417.56
  4. Step 4: Simplify right side
    10,964.44x = 89,147,575.07
  5. Step 5: Solve for x
    x = 89,147,575.07/10,964.44
  6. Step 6: Final answer
    x = 8,130.61

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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.