Home / 10,621.88-15,932.81-5,058.35

Finding the Fourth Proportional to 10,621.88, 15,932.81 and 5,058.35

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Solution

The fourth proportional to 10,621.88, 15,932.81 and 5,058.35 is: 7,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621.88 : 15,932.81 = 5,058.35 : x
  2. Step 2: Convert to fraction form
    10,621.88/15,932.81 = 5,058.35/x
  3. Step 3: Cross multiply
    10,621.88x = 15,932.81 × 5,058.35
  4. Step 4: Simplify right side
    10,621.88x = 80,593,811.82
  5. Step 5: Solve for x
    x = 80,593,811.82/10,621.88
  6. Step 6: Final answer
    x = 7,587.53

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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.