Home / 4,177.12-6,266.40-2,228.80

Finding the Fourth Proportional to 4,177.12, 6,266.40 and 2,228.80

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Solution

The fourth proportional to 4,177.12, 6,266.40 and 2,228.80 is: 3,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.12 : 6,266.40 = 2,228.80 : x
  2. Step 2: Convert to fraction form
    4,177.12/6,266.40 = 2,228.80/x
  3. Step 3: Cross multiply
    4,177.12x = 6,266.40 × 2,228.80
  4. Step 4: Simplify right side
    4,177.12x = 13,966,552.32
  5. Step 5: Solve for x
    x = 13,966,552.32/4,177.12
  6. Step 6: Final answer
    x = 3,343.58

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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.