Home / 6,151.36-9,228.40-2,255.80

Finding the Fourth Proportional to 6,151.36, 9,228.40 and 2,255.80

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Solution

The fourth proportional to 6,151.36, 9,228.40 and 2,255.80 is: 3,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.36 : 9,228.40 = 2,255.80 : x
  2. Step 2: Convert to fraction form
    6,151.36/9,228.40 = 2,255.80/x
  3. Step 3: Cross multiply
    6,151.36x = 9,228.40 × 2,255.80
  4. Step 4: Simplify right side
    6,151.36x = 20,817,424.72
  5. Step 5: Solve for x
    x = 20,817,424.72/6,151.36
  6. Step 6: Final answer
    x = 3,384.20

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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.