Home / 5,073.45-7,606.77-2,111.11

Finding the Fourth Proportional to 5,073.45, 7,606.77 and 2,111.11

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Solution

The fourth proportional to 5,073.45, 7,606.77 and 2,111.11 is: 3,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.45 : 7,606.77 = 2,111.11 : x
  2. Step 2: Convert to fraction form
    5,073.45/7,606.77 = 2,111.11/x
  3. Step 3: Cross multiply
    5,073.45x = 7,606.77 × 2,111.11
  4. Step 4: Simplify right side
    5,073.45x = 16,058,728.21
  5. Step 5: Solve for x
    x = 16,058,728.21/5,073.45
  6. Step 6: Final answer
    x = 3,165.25

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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.