Home / 10,856.04-14,982.05-6,076.42

Finding the Fourth Proportional to 10,856.04, 14,982.05 and 6,076.42

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Solution

The fourth proportional to 10,856.04, 14,982.05 and 6,076.42 is: 8,385.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.04 : 14,982.05 = 6,076.42 : x
  2. Step 2: Convert to fraction form
    10,856.04/14,982.05 = 6,076.42/x
  3. Step 3: Cross multiply
    10,856.04x = 14,982.05 × 6,076.42
  4. Step 4: Simplify right side
    10,856.04x = 91,037,228.26
  5. Step 5: Solve for x
    x = 91,037,228.26/10,856.04
  6. Step 6: Final answer
    x = 8,385.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.