Home / 4,960.44-7,442.53-2,620.35

Finding the Fourth Proportional to 4,960.44, 7,442.53 and 2,620.35

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Solution

The fourth proportional to 4,960.44, 7,442.53 and 2,620.35 is: 3,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.44 : 7,442.53 = 2,620.35 : x
  2. Step 2: Convert to fraction form
    4,960.44/7,442.53 = 2,620.35/x
  3. Step 3: Cross multiply
    4,960.44x = 7,442.53 × 2,620.35
  4. Step 4: Simplify right side
    4,960.44x = 19,502,033.49
  5. Step 5: Solve for x
    x = 19,502,033.49/4,960.44
  6. Step 6: Final answer
    x = 3,931.51

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1.5x scale

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.