Home / 11,887.18-17,795.25-7,193.00

Finding the Fourth Proportional to 11,887.18, 17,795.25 and 7,193.00

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Solution

The fourth proportional to 11,887.18, 17,795.25 and 7,193.00 is: 10,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.18 : 17,795.25 = 7,193.00 : x
  2. Step 2: Convert to fraction form
    11,887.18/17,795.25 = 7,193.00/x
  3. Step 3: Cross multiply
    11,887.18x = 17,795.25 × 7,193.00
  4. Step 4: Simplify right side
    11,887.18x = 128,001,277.74
  5. Step 5: Solve for x
    x = 128,001,277.74/11,887.18
  6. Step 6: Final answer
    x = 10,768.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.