Home / 12,844.55-19,268.10-3,484.71

Finding the Fourth Proportional to 12,844.55, 19,268.10 and 3,484.71

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Solution

The fourth proportional to 12,844.55, 19,268.10 and 3,484.71 is: 5,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.55 : 19,268.10 = 3,484.71 : x
  2. Step 2: Convert to fraction form
    12,844.55/19,268.10 = 3,484.71/x
  3. Step 3: Cross multiply
    12,844.55x = 19,268.10 × 3,484.71
  4. Step 4: Simplify right side
    12,844.55x = 67,143,740.75
  5. Step 5: Solve for x
    x = 67,143,740.75/12,844.55
  6. Step 6: Final answer
    x = 5,227.41

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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.