Home / 5,458.10-8,190.33-2,295.31

Finding the Fourth Proportional to 5,458.10, 8,190.33 and 2,295.31

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Solution

The fourth proportional to 5,458.10, 8,190.33 and 2,295.31 is: 3,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.10 : 8,190.33 = 2,295.31 : x
  2. Step 2: Convert to fraction form
    5,458.10/8,190.33 = 2,295.31/x
  3. Step 3: Cross multiply
    5,458.10x = 8,190.33 × 2,295.31
  4. Step 4: Simplify right side
    5,458.10x = 18,799,334.88
  5. Step 5: Solve for x
    x = 18,799,334.88/5,458.10
  6. Step 6: Final answer
    x = 3,444.30

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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.