Home / 5,457.22-7,531.02-3,099.41

Finding the Fourth Proportional to 5,457.22, 7,531.02 and 3,099.41

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Solution

The fourth proportional to 5,457.22, 7,531.02 and 3,099.41 is: 4,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.22 : 7,531.02 = 3,099.41 : x
  2. Step 2: Convert to fraction form
    5,457.22/7,531.02 = 3,099.41/x
  3. Step 3: Cross multiply
    5,457.22x = 7,531.02 × 3,099.41
  4. Step 4: Simplify right side
    5,457.22x = 23,341,718.70
  5. Step 5: Solve for x
    x = 23,341,718.70/5,457.22
  6. Step 6: Final answer
    x = 4,277.22

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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.