Home / 4,417.40-6,625.28-1,297.35

Finding the Fourth Proportional to 4,417.40, 6,625.28 and 1,297.35

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Solution

The fourth proportional to 4,417.40, 6,625.28 and 1,297.35 is: 1,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.40 : 6,625.28 = 1,297.35 : x
  2. Step 2: Convert to fraction form
    4,417.40/6,625.28 = 1,297.35/x
  3. Step 3: Cross multiply
    4,417.40x = 6,625.28 × 1,297.35
  4. Step 4: Simplify right side
    4,417.40x = 8,595,310.25
  5. Step 5: Solve for x
    x = 8,595,310.25/4,417.40
  6. Step 6: Final answer
    x = 1,945.78

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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.