Home / 8,127.83-11,208.65-4,941.68

Finding the Fourth Proportional to 8,127.83, 11,208.65 and 4,941.68

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Solution

The fourth proportional to 8,127.83, 11,208.65 and 4,941.68 is: 6,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.83 : 11,208.65 = 4,941.68 : x
  2. Step 2: Convert to fraction form
    8,127.83/11,208.65 = 4,941.68/x
  3. Step 3: Cross multiply
    8,127.83x = 11,208.65 × 4,941.68
  4. Step 4: Simplify right side
    8,127.83x = 55,389,480.78
  5. Step 5: Solve for x
    x = 55,389,480.78/8,127.83
  6. Step 6: Final answer
    x = 6,814.79

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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.