Home / 11,569.21-15,965.55-6,264.05

Finding the Fourth Proportional to 11,569.21, 15,965.55 and 6,264.05

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Solution

The fourth proportional to 11,569.21, 15,965.55 and 6,264.05 is: 8,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.21 : 15,965.55 = 6,264.05 : x
  2. Step 2: Convert to fraction form
    11,569.21/15,965.55 = 6,264.05/x
  3. Step 3: Cross multiply
    11,569.21x = 15,965.55 × 6,264.05
  4. Step 4: Simplify right side
    11,569.21x = 100,009,003.48
  5. Step 5: Solve for x
    x = 100,009,003.48/11,569.21
  6. Step 6: Final answer
    x = 8,644.41

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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.