Home / 6,353.02-8,761.44-4,112.56

Finding the Fourth Proportional to 6,353.02, 8,761.44 and 4,112.56

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Solution

The fourth proportional to 6,353.02, 8,761.44 and 4,112.56 is: 5,671.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.02 : 8,761.44 = 4,112.56 : x
  2. Step 2: Convert to fraction form
    6,353.02/8,761.44 = 4,112.56/x
  3. Step 3: Cross multiply
    6,353.02x = 8,761.44 × 4,112.56
  4. Step 4: Simplify right side
    6,353.02x = 36,031,947.69
  5. Step 5: Solve for x
    x = 36,031,947.69/6,353.02
  6. Step 6: Final answer
    x = 5,671.63

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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.