Home / 4,765.19-6,575.94-2,640.72

Finding the Fourth Proportional to 4,765.19, 6,575.94 and 2,640.72

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Solution

The fourth proportional to 4,765.19, 6,575.94 and 2,640.72 is: 3,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.19 : 6,575.94 = 2,640.72 : x
  2. Step 2: Convert to fraction form
    4,765.19/6,575.94 = 2,640.72/x
  3. Step 3: Cross multiply
    4,765.19x = 6,575.94 × 2,640.72
  4. Step 4: Simplify right side
    4,765.19x = 17,365,216.28
  5. Step 5: Solve for x
    x = 17,365,216.28/4,765.19
  6. Step 6: Final answer
    x = 3,644.18

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1.5x scale

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.