Home / 12,292.07-18,438.11-3,058.07

Finding the Fourth Proportional to 12,292.07, 18,438.11 and 3,058.07

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Solution

The fourth proportional to 12,292.07, 18,438.11 and 3,058.07 is: 4,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292.07 : 18,438.11 = 3,058.07 : x
  2. Step 2: Convert to fraction form
    12,292.07/18,438.11 = 3,058.07/x
  3. Step 3: Cross multiply
    12,292.07x = 18,438.11 × 3,058.07
  4. Step 4: Simplify right side
    12,292.07x = 56,384,923.57
  5. Step 5: Solve for x
    x = 56,384,923.57/12,292.07
  6. Step 6: Final answer
    x = 4,587.10

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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.