Home / 11,707.54-17,557.36-3,384.79

Finding the Fourth Proportional to 11,707.54, 17,557.36 and 3,384.79

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Solution

The fourth proportional to 11,707.54, 17,557.36 and 3,384.79 is: 5,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.54 : 17,557.36 = 3,384.79 : x
  2. Step 2: Convert to fraction form
    11,707.54/17,557.36 = 3,384.79/x
  3. Step 3: Cross multiply
    11,707.54x = 17,557.36 × 3,384.79
  4. Step 4: Simplify right side
    11,707.54x = 59,427,924.20
  5. Step 5: Solve for x
    x = 59,427,924.20/11,707.54
  6. Step 6: Final answer
    x = 5,076.04

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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.