Home / 11,608.12-16,018.76-6,302.82

Finding the Fourth Proportional to 11,608.12, 16,018.76 and 6,302.82

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Solution

The fourth proportional to 11,608.12, 16,018.76 and 6,302.82 is: 8,697.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.12 : 16,018.76 = 6,302.82 : x
  2. Step 2: Convert to fraction form
    11,608.12/16,018.76 = 6,302.82/x
  3. Step 3: Cross multiply
    11,608.12x = 16,018.76 × 6,302.82
  4. Step 4: Simplify right side
    11,608.12x = 100,963,360.90
  5. Step 5: Solve for x
    x = 100,963,360.90/11,608.12
  6. Step 6: Final answer
    x = 8,697.65

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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.