Home / 4,941.60-6,822.64-3,820.56

Finding the Fourth Proportional to 4,941.60, 6,822.64 and 3,820.56

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Solution

The fourth proportional to 4,941.60, 6,822.64 and 3,820.56 is: 5,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.60 : 6,822.64 = 3,820.56 : x
  2. Step 2: Convert to fraction form
    4,941.60/6,822.64 = 3,820.56/x
  3. Step 3: Cross multiply
    4,941.60x = 6,822.64 × 3,820.56
  4. Step 4: Simplify right side
    4,941.60x = 26,066,305.48
  5. Step 5: Solve for x
    x = 26,066,305.48/4,941.60
  6. Step 6: Final answer
    x = 5,274.87

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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.