Home / 10,731.86-16,095.32-2,941.28

Finding the Fourth Proportional to 10,731.86, 16,095.32 and 2,941.28

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Solution

The fourth proportional to 10,731.86, 16,095.32 and 2,941.28 is: 4,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.86 : 16,095.32 = 2,941.28 : x
  2. Step 2: Convert to fraction form
    10,731.86/16,095.32 = 2,941.28/x
  3. Step 3: Cross multiply
    10,731.86x = 16,095.32 × 2,941.28
  4. Step 4: Simplify right side
    10,731.86x = 47,340,747.63
  5. Step 5: Solve for x
    x = 47,340,747.63/10,731.86
  6. Step 6: Final answer
    x = 4,411.24

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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.