Home / 11,944.23-16,482.33-6,638.87

Finding the Fourth Proportional to 11,944.23, 16,482.33 and 6,638.87

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Solution

The fourth proportional to 11,944.23, 16,482.33 and 6,638.87 is: 9,161.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.23 : 16,482.33 = 6,638.87 : x
  2. Step 2: Convert to fraction form
    11,944.23/16,482.33 = 6,638.87/x
  3. Step 3: Cross multiply
    11,944.23x = 16,482.33 × 6,638.87
  4. Step 4: Simplify right side
    11,944.23x = 109,423,963.76
  5. Step 5: Solve for x
    x = 109,423,963.76/11,944.23
  6. Step 6: Final answer
    x = 9,161.24

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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.