Home / 11,510.67-17,249.53-9,160.08

Finding the Fourth Proportional to 11,510.67, 17,249.53 and 9,160.08

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Solution

The fourth proportional to 11,510.67, 17,249.53 and 9,160.08 is: 13,727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.67 : 17,249.53 = 9,160.08 : x
  2. Step 2: Convert to fraction form
    11,510.67/17,249.53 = 9,160.08/x
  3. Step 3: Cross multiply
    11,510.67x = 17,249.53 × 9,160.08
  4. Step 4: Simplify right side
    11,510.67x = 158,007,074.76
  5. Step 5: Solve for x
    x = 158,007,074.76/11,510.67
  6. Step 6: Final answer
    x = 13,727.01

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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.