Home / 3,101.24-4,650.74-1,346.16

Finding the Fourth Proportional to 3,101.24, 4,650.74 and 1,346.16

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Solution

The fourth proportional to 3,101.24, 4,650.74 and 1,346.16 is: 2,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.24 : 4,650.74 = 1,346.16 : x
  2. Step 2: Convert to fraction form
    3,101.24/4,650.74 = 1,346.16/x
  3. Step 3: Cross multiply
    3,101.24x = 4,650.74 × 1,346.16
  4. Step 4: Simplify right side
    3,101.24x = 6,260,640.16
  5. Step 5: Solve for x
    x = 6,260,640.16/3,101.24
  6. Step 6: Final answer
    x = 2,018.75

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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.