Home / 11,719.52-17,579.82-6,521.48

Finding the Fourth Proportional to 11,719.52, 17,579.82 and 6,521.48

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Solution

The fourth proportional to 11,719.52, 17,579.82 and 6,521.48 is: 9,782.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.52 : 17,579.82 = 6,521.48 : x
  2. Step 2: Convert to fraction form
    11,719.52/17,579.82 = 6,521.48/x
  3. Step 3: Cross multiply
    11,719.52x = 17,579.82 × 6,521.48
  4. Step 4: Simplify right side
    11,719.52x = 114,646,444.53
  5. Step 5: Solve for x
    x = 114,646,444.53/11,719.52
  6. Step 6: Final answer
    x = 9,782.52

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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.