Home / 4,099.85-6,151.31-2,457.57

Finding the Fourth Proportional to 4,099.85, 6,151.31 and 2,457.57

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Solution

The fourth proportional to 4,099.85, 6,151.31 and 2,457.57 is: 3,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.85 : 6,151.31 = 2,457.57 : x
  2. Step 2: Convert to fraction form
    4,099.85/6,151.31 = 2,457.57/x
  3. Step 3: Cross multiply
    4,099.85x = 6,151.31 × 2,457.57
  4. Step 4: Simplify right side
    4,099.85x = 15,117,274.92
  5. Step 5: Solve for x
    x = 15,117,274.92/4,099.85
  6. Step 6: Final answer
    x = 3,687.28

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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.