Home / 3,649.86-5,475.55-1,184.93

Finding the Fourth Proportional to 3,649.86, 5,475.55 and 1,184.93

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Solution

The fourth proportional to 3,649.86, 5,475.55 and 1,184.93 is: 1,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.86 : 5,475.55 = 1,184.93 : x
  2. Step 2: Convert to fraction form
    3,649.86/5,475.55 = 1,184.93/x
  3. Step 3: Cross multiply
    3,649.86x = 5,475.55 × 1,184.93
  4. Step 4: Simplify right side
    3,649.86x = 6,488,135.88
  5. Step 5: Solve for x
    x = 6,488,135.88/3,649.86
  6. Step 6: Final answer
    x = 1,777.64

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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.