Home / 7,236.15-10,860.39-5,161.26

Finding the Fourth Proportional to 7,236.15, 10,860.39 and 5,161.26

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Solution

The fourth proportional to 7,236.15, 10,860.39 and 5,161.26 is: 7,746.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.15 : 10,860.39 = 5,161.26 : x
  2. Step 2: Convert to fraction form
    7,236.15/10,860.39 = 5,161.26/x
  3. Step 3: Cross multiply
    7,236.15x = 10,860.39 × 5,161.26
  4. Step 4: Simplify right side
    7,236.15x = 56,053,296.49
  5. Step 5: Solve for x
    x = 56,053,296.49/7,236.15
  6. Step 6: Final answer
    x = 7,746.29

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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.