Home / 12,594.33-18,890.19-4,274.13

Finding the Fourth Proportional to 12,594.33, 18,890.19 and 4,274.13

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Solution

The fourth proportional to 12,594.33, 18,890.19 and 4,274.13 is: 6,410.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.33 : 18,890.19 = 4,274.13 : x
  2. Step 2: Convert to fraction form
    12,594.33/18,890.19 = 4,274.13/x
  3. Step 3: Cross multiply
    12,594.33x = 18,890.19 × 4,274.13
  4. Step 4: Simplify right side
    12,594.33x = 80,739,127.78
  5. Step 5: Solve for x
    x = 80,739,127.78/12,594.33
  6. Step 6: Final answer
    x = 6,410.75

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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.