Home / 11,218.10-16,817.42-6,591.38

Finding the Fourth Proportional to 11,218.10, 16,817.42 and 6,591.38

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Solution

The fourth proportional to 11,218.10, 16,817.42 and 6,591.38 is: 9,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.10 : 16,817.42 = 6,591.38 : x
  2. Step 2: Convert to fraction form
    11,218.10/16,817.42 = 6,591.38/x
  3. Step 3: Cross multiply
    11,218.10x = 16,817.42 × 6,591.38
  4. Step 4: Simplify right side
    11,218.10x = 110,849,938.23
  5. Step 5: Solve for x
    x = 110,849,938.23/11,218.10
  6. Step 6: Final answer
    x = 9,881.35

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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.