Home / 11,971.88-16,521.04-6,594.21

Finding the Fourth Proportional to 11,971.88, 16,521.04 and 6,594.21

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Solution

The fourth proportional to 11,971.88, 16,521.04 and 6,594.21 is: 9,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971.88 : 16,521.04 = 6,594.21 : x
  2. Step 2: Convert to fraction form
    11,971.88/16,521.04 = 6,594.21/x
  3. Step 3: Cross multiply
    11,971.88x = 16,521.04 × 6,594.21
  4. Step 4: Simplify right side
    11,971.88x = 108,943,207.18
  5. Step 5: Solve for x
    x = 108,943,207.18/11,971.88
  6. Step 6: Final answer
    x = 9,099.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.