Home / 11,181.04-16,761.92-4,603.12

Finding the Fourth Proportional to 11,181.04, 16,761.92 and 4,603.12

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Solution

The fourth proportional to 11,181.04, 16,761.92 and 4,603.12 is: 6,900.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.04 : 16,761.92 = 4,603.12 : x
  2. Step 2: Convert to fraction form
    11,181.04/16,761.92 = 4,603.12/x
  3. Step 3: Cross multiply
    11,181.04x = 16,761.92 × 4,603.12
  4. Step 4: Simplify right side
    11,181.04x = 77,157,129.19
  5. Step 5: Solve for x
    x = 77,157,129.19/11,181.04
  6. Step 6: Final answer
    x = 6,900.71

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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.