Home / 3,151.00-4,720.34-2,416.99

Finding the Fourth Proportional to 3,151.00, 4,720.34 and 2,416.99

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Solution

The fourth proportional to 3,151.00, 4,720.34 and 2,416.99 is: 3,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.00 : 4,720.34 = 2,416.99 : x
  2. Step 2: Convert to fraction form
    3,151.00/4,720.34 = 2,416.99/x
  3. Step 3: Cross multiply
    3,151.00x = 4,720.34 × 2,416.99
  4. Step 4: Simplify right side
    3,151.00x = 11,409,017.67
  5. Step 5: Solve for x
    x = 11,409,017.67/3,151.00
  6. Step 6: Final answer
    x = 3,620.76

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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.