Home / 10,538.42-15,808.44-3,964.46

Finding the Fourth Proportional to 10,538.42, 15,808.44 and 3,964.46

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Solution

The fourth proportional to 10,538.42, 15,808.44 and 3,964.46 is: 5,946.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.42 : 15,808.44 = 3,964.46 : x
  2. Step 2: Convert to fraction form
    10,538.42/15,808.44 = 3,964.46/x
  3. Step 3: Cross multiply
    10,538.42x = 15,808.44 × 3,964.46
  4. Step 4: Simplify right side
    10,538.42x = 62,671,849.00
  5. Step 5: Solve for x
    x = 62,671,849.00/10,538.42
  6. Step 6: Final answer
    x = 5,946.99

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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.