Home / 5,543.16-7,649.34-3,025.20

Finding the Fourth Proportional to 5,543.16, 7,649.34 and 3,025.20

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Solution

The fourth proportional to 5,543.16, 7,649.34 and 3,025.20 is: 4,174.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.16 : 7,649.34 = 3,025.20 : x
  2. Step 2: Convert to fraction form
    5,543.16/7,649.34 = 3,025.20/x
  3. Step 3: Cross multiply
    5,543.16x = 7,649.34 × 3,025.20
  4. Step 4: Simplify right side
    5,543.16x = 23,140,783.37
  5. Step 5: Solve for x
    x = 23,140,783.37/5,543.16
  6. Step 6: Final answer
    x = 4,174.66

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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.