Home / 11,707.04-17,562.72-3,916.64

Finding the Fourth Proportional to 11,707.04, 17,562.72 and 3,916.64

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Solution

The fourth proportional to 11,707.04, 17,562.72 and 3,916.64 is: 5,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.04 : 17,562.72 = 3,916.64 : x
  2. Step 2: Convert to fraction form
    11,707.04/17,562.72 = 3,916.64/x
  3. Step 3: Cross multiply
    11,707.04x = 17,562.72 × 3,916.64
  4. Step 4: Simplify right side
    11,707.04x = 68,786,851.66
  5. Step 5: Solve for x
    x = 68,786,851.66/11,707.04
  6. Step 6: Final answer
    x = 5,875.68

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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.