Home / 7,936.02-10,951.53-4,399.20

Finding the Fourth Proportional to 7,936.02, 10,951.53 and 4,399.20

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Solution

The fourth proportional to 7,936.02, 10,951.53 and 4,399.20 is: 6,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.02 : 10,951.53 = 4,399.20 : x
  2. Step 2: Convert to fraction form
    7,936.02/10,951.53 = 4,399.20/x
  3. Step 3: Cross multiply
    7,936.02x = 10,951.53 × 4,399.20
  4. Step 4: Simplify right side
    7,936.02x = 48,177,970.78
  5. Step 5: Solve for x
    x = 48,177,970.78/7,936.02
  6. Step 6: Final answer
    x = 6,070.80

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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.