Home / 4,126.10-5,688.32-3,996.86

Finding the Fourth Proportional to 4,126.10, 5,688.32 and 3,996.86

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Solution

The fourth proportional to 4,126.10, 5,688.32 and 3,996.86 is: 5,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.10 : 5,688.32 = 3,996.86 : x
  2. Step 2: Convert to fraction form
    4,126.10/5,688.32 = 3,996.86/x
  3. Step 3: Cross multiply
    4,126.10x = 5,688.32 × 3,996.86
  4. Step 4: Simplify right side
    4,126.10x = 22,735,370.25
  5. Step 5: Solve for x
    x = 22,735,370.25/4,126.10
  6. Step 6: Final answer
    x = 5,510.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.