Home / 11,191.13-15,444.37-6,476.93

Finding the Fourth Proportional to 11,191.13, 15,444.37 and 6,476.93

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Solution

The fourth proportional to 11,191.13, 15,444.37 and 6,476.93 is: 8,938.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.13 : 15,444.37 = 6,476.93 : x
  2. Step 2: Convert to fraction form
    11,191.13/15,444.37 = 6,476.93/x
  3. Step 3: Cross multiply
    11,191.13x = 15,444.37 × 6,476.93
  4. Step 4: Simplify right side
    11,191.13x = 100,032,103.38
  5. Step 5: Solve for x
    x = 100,032,103.38/11,191.13
  6. Step 6: Final answer
    x = 8,938.52

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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.