Home / 5,589.44-7,710.77-4,018.45

Finding the Fourth Proportional to 5,589.44, 7,710.77 and 4,018.45

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Solution

The fourth proportional to 5,589.44, 7,710.77 and 4,018.45 is: 5,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.44 : 7,710.77 = 4,018.45 : x
  2. Step 2: Convert to fraction form
    5,589.44/7,710.77 = 4,018.45/x
  3. Step 3: Cross multiply
    5,589.44x = 7,710.77 × 4,018.45
  4. Step 4: Simplify right side
    5,589.44x = 30,985,334.48
  5. Step 5: Solve for x
    x = 30,985,334.48/5,589.44
  6. Step 6: Final answer
    x = 5,543.55

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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.