Home / 5,457.16-8,193.30-2,826.55

Finding the Fourth Proportional to 5,457.16, 8,193.30 and 2,826.55

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Solution

The fourth proportional to 5,457.16, 8,193.30 and 2,826.55 is: 4,243.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.16 : 8,193.30 = 2,826.55 : x
  2. Step 2: Convert to fraction form
    5,457.16/8,193.30 = 2,826.55/x
  3. Step 3: Cross multiply
    5,457.16x = 8,193.30 × 2,826.55
  4. Step 4: Simplify right side
    5,457.16x = 23,158,772.12
  5. Step 5: Solve for x
    x = 23,158,772.12/5,457.16
  6. Step 6: Final answer
    x = 4,243.74

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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.