Home / 11,830.20-17,746.11-3,066

Finding the Fourth Proportional to 11,830.20, 17,746.11 and 3,066

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Solution

The fourth proportional to 11,830.20, 17,746.11 and 3,066 is: 4,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.20 : 17,746.11 = 3,066 : x
  2. Step 2: Convert to fraction form
    11,830.20/17,746.11 = 3,066/x
  3. Step 3: Cross multiply
    11,830.20x = 17,746.11 × 3,066
  4. Step 4: Simplify right side
    11,830.20x = 54,409,573.26
  5. Step 5: Solve for x
    x = 54,409,573.26/11,830.20
  6. Step 6: Final answer
    x = 4,599.21

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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.