Home / 11,869.45-17,808.30-4,476.04

Finding the Fourth Proportional to 11,869.45, 17,808.30 and 4,476.04

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Solution

The fourth proportional to 11,869.45, 17,808.30 and 4,476.04 is: 6,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.45 : 17,808.30 = 4,476.04 : x
  2. Step 2: Convert to fraction form
    11,869.45/17,808.30 = 4,476.04/x
  3. Step 3: Cross multiply
    11,869.45x = 17,808.30 × 4,476.04
  4. Step 4: Simplify right side
    11,869.45x = 79,710,663.13
  5. Step 5: Solve for x
    x = 79,710,663.13/11,869.45
  6. Step 6: Final answer
    x = 6,715.62

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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.