Home / 12,869.18-19,300.84-6,202.28

Finding the Fourth Proportional to 12,869.18, 19,300.84 and 6,202.28

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Solution

The fourth proportional to 12,869.18, 19,300.84 and 6,202.28 is: 9,302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,869.18 : 19,300.84 = 6,202.28 : x
  2. Step 2: Convert to fraction form
    12,869.18/19,300.84 = 6,202.28/x
  3. Step 3: Cross multiply
    12,869.18x = 19,300.84 × 6,202.28
  4. Step 4: Simplify right side
    12,869.18x = 119,709,213.92
  5. Step 5: Solve for x
    x = 119,709,213.92/12,869.18
  6. Step 6: Final answer
    x = 9,302.01

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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.