Home / 11,027.17-15,218.18-6,311.35

Finding the Fourth Proportional to 11,027.17, 15,218.18 and 6,311.35

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Solution

The fourth proportional to 11,027.17, 15,218.18 and 6,311.35 is: 8,710.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.17 : 15,218.18 = 6,311.35 : x
  2. Step 2: Convert to fraction form
    11,027.17/15,218.18 = 6,311.35/x
  3. Step 3: Cross multiply
    11,027.17x = 15,218.18 × 6,311.35
  4. Step 4: Simplify right side
    11,027.17x = 96,047,260.34
  5. Step 5: Solve for x
    x = 96,047,260.34/11,027.17
  6. Step 6: Final answer
    x = 8,710.06

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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.