Home / 6,817.85-10,226.77-1,887.48

Finding the Fourth Proportional to 6,817.85, 10,226.77 and 1,887.48

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Solution

The fourth proportional to 6,817.85, 10,226.77 and 1,887.48 is: 2,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.85 : 10,226.77 = 1,887.48 : x
  2. Step 2: Convert to fraction form
    6,817.85/10,226.77 = 1,887.48/x
  3. Step 3: Cross multiply
    6,817.85x = 10,226.77 × 1,887.48
  4. Step 4: Simplify right side
    6,817.85x = 19,302,819.12
  5. Step 5: Solve for x
    x = 19,302,819.12/6,817.85
  6. Step 6: Final answer
    x = 2,831.22

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Similar ratio
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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.