Home / 3,076.72-4,592.92-2,858.02

Finding the Fourth Proportional to 3,076.72, 4,592.92 and 2,858.02

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Solution

The fourth proportional to 3,076.72, 4,592.92 and 2,858.02 is: 4,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.72 : 4,592.92 = 2,858.02 : x
  2. Step 2: Convert to fraction form
    3,076.72/4,592.92 = 2,858.02/x
  3. Step 3: Cross multiply
    3,076.72x = 4,592.92 × 2,858.02
  4. Step 4: Simplify right side
    3,076.72x = 13,126,657.22
  5. Step 5: Solve for x
    x = 13,126,657.22/3,076.72
  6. Step 6: Final answer
    x = 4,266.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.