Home / 11,110.16-15,331.85-6,633.07

Finding the Fourth Proportional to 11,110.16, 15,331.85 and 6,633.07

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Solution

The fourth proportional to 11,110.16, 15,331.85 and 6,633.07 is: 9,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.16 : 15,331.85 = 6,633.07 : x
  2. Step 2: Convert to fraction form
    11,110.16/15,331.85 = 6,633.07/x
  3. Step 3: Cross multiply
    11,110.16x = 15,331.85 × 6,633.07
  4. Step 4: Simplify right side
    11,110.16x = 101,697,157.62
  5. Step 5: Solve for x
    x = 101,697,157.62/11,110.16
  6. Step 6: Final answer
    x = 9,153.53

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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.