Home / 11,146.38-16,720.08-4,567.94

Finding the Fourth Proportional to 11,146.38, 16,720.08 and 4,567.94

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Solution

The fourth proportional to 11,146.38, 16,720.08 and 4,567.94 is: 6,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.38 : 16,720.08 = 4,567.94 : x
  2. Step 2: Convert to fraction form
    11,146.38/16,720.08 = 4,567.94/x
  3. Step 3: Cross multiply
    11,146.38x = 16,720.08 × 4,567.94
  4. Step 4: Simplify right side
    11,146.38x = 76,376,322.24
  5. Step 5: Solve for x
    x = 76,376,322.24/11,146.38
  6. Step 6: Final answer
    x = 6,852.12

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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.