Home / 4,939.12-6,816.45-2,701.34

Finding the Fourth Proportional to 4,939.12, 6,816.45 and 2,701.34

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Solution

The fourth proportional to 4,939.12, 6,816.45 and 2,701.34 is: 3,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.12 : 6,816.45 = 2,701.34 : x
  2. Step 2: Convert to fraction form
    4,939.12/6,816.45 = 2,701.34/x
  3. Step 3: Cross multiply
    4,939.12x = 6,816.45 × 2,701.34
  4. Step 4: Simplify right side
    4,939.12x = 18,413,501.45
  5. Step 5: Solve for x
    x = 18,413,501.45/4,939.12
  6. Step 6: Final answer
    x = 3,728.10

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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.