Home / 5,365.22-7,403.86-2,975.20

Finding the Fourth Proportional to 5,365.22, 7,403.86 and 2,975.20

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Solution

The fourth proportional to 5,365.22, 7,403.86 and 2,975.20 is: 4,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.22 : 7,403.86 = 2,975.20 : x
  2. Step 2: Convert to fraction form
    5,365.22/7,403.86 = 2,975.20/x
  3. Step 3: Cross multiply
    5,365.22x = 7,403.86 × 2,975.20
  4. Step 4: Simplify right side
    5,365.22x = 22,027,957.85
  5. Step 5: Solve for x
    x = 22,027,957.85/5,365.22
  6. Step 6: Final answer
    x = 4,105.70

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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.