Home / 5,035.50-6,949.08-2,939.76

Finding the Fourth Proportional to 5,035.50, 6,949.08 and 2,939.76

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Solution

The fourth proportional to 5,035.50, 6,949.08 and 2,939.76 is: 4,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.50 : 6,949.08 = 2,939.76 : x
  2. Step 2: Convert to fraction form
    5,035.50/6,949.08 = 2,939.76/x
  3. Step 3: Cross multiply
    5,035.50x = 6,949.08 × 2,939.76
  4. Step 4: Simplify right side
    5,035.50x = 20,428,627.42
  5. Step 5: Solve for x
    x = 20,428,627.42/5,035.50
  6. Step 6: Final answer
    x = 4,056.92

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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.