Home / 4,099.84-6,151.56-2,151.59

Finding the Fourth Proportional to 4,099.84, 6,151.56 and 2,151.59

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Solution

The fourth proportional to 4,099.84, 6,151.56 and 2,151.59 is: 3,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.84 : 6,151.56 = 2,151.59 : x
  2. Step 2: Convert to fraction form
    4,099.84/6,151.56 = 2,151.59/x
  3. Step 3: Cross multiply
    4,099.84x = 6,151.56 × 2,151.59
  4. Step 4: Simplify right side
    4,099.84x = 13,235,593.46
  5. Step 5: Solve for x
    x = 13,235,593.46/4,099.84
  6. Step 6: Final answer
    x = 3,228.32

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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.