Home / 12,941.54-19,411.76-3,707.54

Finding the Fourth Proportional to 12,941.54, 19,411.76 and 3,707.54

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Solution

The fourth proportional to 12,941.54, 19,411.76 and 3,707.54 is: 5,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.54 : 19,411.76 = 3,707.54 : x
  2. Step 2: Convert to fraction form
    12,941.54/19,411.76 = 3,707.54/x
  3. Step 3: Cross multiply
    12,941.54x = 19,411.76 × 3,707.54
  4. Step 4: Simplify right side
    12,941.54x = 71,969,876.67
  5. Step 5: Solve for x
    x = 71,969,876.67/12,941.54
  6. Step 6: Final answer
    x = 5,561.15

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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.