Home / 6,161.13-9,238.95-1,777.55

Finding the Fourth Proportional to 6,161.13, 9,238.95 and 1,777.55

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Solution

The fourth proportional to 6,161.13, 9,238.95 and 1,777.55 is: 2,665.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.13 : 9,238.95 = 1,777.55 : x
  2. Step 2: Convert to fraction form
    6,161.13/9,238.95 = 1,777.55/x
  3. Step 3: Cross multiply
    6,161.13x = 9,238.95 × 1,777.55
  4. Step 4: Simplify right side
    6,161.13x = 16,422,649.38
  5. Step 5: Solve for x
    x = 16,422,649.38/6,161.13
  6. Step 6: Final answer
    x = 2,665.53

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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.