Home / 11,127.45-15,355.35-6,091.59

Finding the Fourth Proportional to 11,127.45, 15,355.35 and 6,091.59

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Solution

The fourth proportional to 11,127.45, 15,355.35 and 6,091.59 is: 8,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.45 : 15,355.35 = 6,091.59 : x
  2. Step 2: Convert to fraction form
    11,127.45/15,355.35 = 6,091.59/x
  3. Step 3: Cross multiply
    11,127.45x = 15,355.35 × 6,091.59
  4. Step 4: Simplify right side
    11,127.45x = 93,538,496.51
  5. Step 5: Solve for x
    x = 93,538,496.51/11,127.45
  6. Step 6: Final answer
    x = 8,406.10

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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.