Home / 11,622.74-17,427.18-4,603.76

Finding the Fourth Proportional to 11,622.74, 17,427.18 and 4,603.76

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Solution

The fourth proportional to 11,622.74, 17,427.18 and 4,603.76 is: 6,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.74 : 17,427.18 = 4,603.76 : x
  2. Step 2: Convert to fraction form
    11,622.74/17,427.18 = 4,603.76/x
  3. Step 3: Cross multiply
    11,622.74x = 17,427.18 × 4,603.76
  4. Step 4: Simplify right side
    11,622.74x = 80,230,554.20
  5. Step 5: Solve for x
    x = 80,230,554.20/11,622.74
  6. Step 6: Final answer
    x = 6,902.90

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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.