Home / 7,941.34-11,913.36-2,746

Finding the Fourth Proportional to 7,941.34, 11,913.36 and 2,746

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Solution

The fourth proportional to 7,941.34, 11,913.36 and 2,746 is: 4,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.34 : 11,913.36 = 2,746 : x
  2. Step 2: Convert to fraction form
    7,941.34/11,913.36 = 2,746/x
  3. Step 3: Cross multiply
    7,941.34x = 11,913.36 × 2,746
  4. Step 4: Simplify right side
    7,941.34x = 32,714,086.56
  5. Step 5: Solve for x
    x = 32,714,086.56/7,941.34
  6. Step 6: Final answer
    x = 4,119.47

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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.