Home / 11,110.16-15,333.45-6,331.82

Finding the Fourth Proportional to 11,110.16, 15,333.45 and 6,331.82

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Solution

The fourth proportional to 11,110.16, 15,333.45 and 6,331.82 is: 8,738.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.16 : 15,333.45 = 6,331.82 : x
  2. Step 2: Convert to fraction form
    11,110.16/15,333.45 = 6,331.82/x
  3. Step 3: Cross multiply
    11,110.16x = 15,333.45 × 6,331.82
  4. Step 4: Simplify right side
    11,110.16x = 97,088,666.83
  5. Step 5: Solve for x
    x = 97,088,666.83/11,110.16
  6. Step 6: Final answer
    x = 8,738.73

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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.