Home / 5,126.85-7,689.89-2,006.26

Finding the Fourth Proportional to 5,126.85, 7,689.89 and 2,006.26

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Solution

The fourth proportional to 5,126.85, 7,689.89 and 2,006.26 is: 3,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.85 : 7,689.89 = 2,006.26 : x
  2. Step 2: Convert to fraction form
    5,126.85/7,689.89 = 2,006.26/x
  3. Step 3: Cross multiply
    5,126.85x = 7,689.89 × 2,006.26
  4. Step 4: Simplify right side
    5,126.85x = 15,427,904.50
  5. Step 5: Solve for x
    x = 15,427,904.50/5,126.85
  6. Step 6: Final answer
    x = 3,009.24

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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.