Home / 9,715.50-14,575.80-3,476.14

Finding the Fourth Proportional to 9,715.50, 14,575.80 and 3,476.14

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Solution

The fourth proportional to 9,715.50, 14,575.80 and 3,476.14 is: 5,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.50 : 14,575.80 = 3,476.14 : x
  2. Step 2: Convert to fraction form
    9,715.50/14,575.80 = 3,476.14/x
  3. Step 3: Cross multiply
    9,715.50x = 14,575.80 × 3,476.14
  4. Step 4: Simplify right side
    9,715.50x = 50,667,521.41
  5. Step 5: Solve for x
    x = 50,667,521.41/9,715.50
  6. Step 6: Final answer
    x = 5,215.12

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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.