Home / 1,625.85-2,437.34-651.29

Finding the Fourth Proportional to 1,625.85, 2,437.34 and 651.29

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Solution

The fourth proportional to 1,625.85, 2,437.34 and 651.29 is: 976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.85 : 2,437.34 = 651.29 : x
  2. Step 2: Convert to fraction form
    1,625.85/2,437.34 = 651.29/x
  3. Step 3: Cross multiply
    1,625.85x = 2,437.34 × 651.29
  4. Step 4: Simplify right side
    1,625.85x = 1,587,399.73
  5. Step 5: Solve for x
    x = 1,587,399.73/1,625.85
  6. Step 6: Final answer
    x = 976.35

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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.