Home / 12,706.16-19,058.60-3,941.92

Finding the Fourth Proportional to 12,706.16, 19,058.60 and 3,941.92

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Solution

The fourth proportional to 12,706.16, 19,058.60 and 3,941.92 is: 5,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,706.16 : 19,058.60 = 3,941.92 : x
  2. Step 2: Convert to fraction form
    12,706.16/19,058.60 = 3,941.92/x
  3. Step 3: Cross multiply
    12,706.16x = 19,058.60 × 3,941.92
  4. Step 4: Simplify right side
    12,706.16x = 75,127,476.51
  5. Step 5: Solve for x
    x = 75,127,476.51/12,706.16
  6. Step 6: Final answer
    x = 5,912.68

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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.