Home / 4,865.60-6,714.56-2,769.84

Finding the Fourth Proportional to 4,865.60, 6,714.56 and 2,769.84

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Solution

The fourth proportional to 4,865.60, 6,714.56 and 2,769.84 is: 3,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.60 : 6,714.56 = 2,769.84 : x
  2. Step 2: Convert to fraction form
    4,865.60/6,714.56 = 2,769.84/x
  3. Step 3: Cross multiply
    4,865.60x = 6,714.56 × 2,769.84
  4. Step 4: Simplify right side
    4,865.60x = 18,598,256.87
  5. Step 5: Solve for x
    x = 18,598,256.87/4,865.60
  6. Step 6: Final answer
    x = 3,822.40

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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.