Home / 11,522.83-15,901.81-6,487.24

Finding the Fourth Proportional to 11,522.83, 15,901.81 and 6,487.24

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Solution

The fourth proportional to 11,522.83, 15,901.81 and 6,487.24 is: 8,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.83 : 15,901.81 = 6,487.24 : x
  2. Step 2: Convert to fraction form
    11,522.83/15,901.81 = 6,487.24/x
  3. Step 3: Cross multiply
    11,522.83x = 15,901.81 × 6,487.24
  4. Step 4: Simplify right side
    11,522.83x = 103,158,745.96
  5. Step 5: Solve for x
    x = 103,158,745.96/11,522.83
  6. Step 6: Final answer
    x = 8,952.55

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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.