Home / 4,957.02-6,839.48-2,861.14

Finding the Fourth Proportional to 4,957.02, 6,839.48 and 2,861.14

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Solution

The fourth proportional to 4,957.02, 6,839.48 and 2,861.14 is: 3,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.02 : 6,839.48 = 2,861.14 : x
  2. Step 2: Convert to fraction form
    4,957.02/6,839.48 = 2,861.14/x
  3. Step 3: Cross multiply
    4,957.02x = 6,839.48 × 2,861.14
  4. Step 4: Simplify right side
    4,957.02x = 19,568,709.81
  5. Step 5: Solve for x
    x = 19,568,709.81/4,957.02
  6. Step 6: Final answer
    x = 3,947.68

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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.