Home / 4,447.20-6,136.64-2,457.26

Finding the Fourth Proportional to 4,447.20, 6,136.64 and 2,457.26

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Solution

The fourth proportional to 4,447.20, 6,136.64 and 2,457.26 is: 3,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.20 : 6,136.64 = 2,457.26 : x
  2. Step 2: Convert to fraction form
    4,447.20/6,136.64 = 2,457.26/x
  3. Step 3: Cross multiply
    4,447.20x = 6,136.64 × 2,457.26
  4. Step 4: Simplify right side
    4,447.20x = 15,079,277.04
  5. Step 5: Solve for x
    x = 15,079,277.04/4,447.20
  6. Step 6: Final answer
    x = 3,390.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.