Home / 10,883.04-15,018.30-6,167.76

Finding the Fourth Proportional to 10,883.04, 15,018.30 and 6,167.76

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Solution

The fourth proportional to 10,883.04, 15,018.30 and 6,167.76 is: 8,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.04 : 15,018.30 = 6,167.76 : x
  2. Step 2: Convert to fraction form
    10,883.04/15,018.30 = 6,167.76/x
  3. Step 3: Cross multiply
    10,883.04x = 15,018.30 × 6,167.76
  4. Step 4: Simplify right side
    10,883.04x = 92,629,270.01
  5. Step 5: Solve for x
    x = 92,629,270.01/10,883.04
  6. Step 6: Final answer
    x = 8,511.34

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1.5x scale

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.