Home / 4,487.06-6,190.02-3,161.50

Finding the Fourth Proportional to 4,487.06, 6,190.02 and 3,161.50

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Solution

The fourth proportional to 4,487.06, 6,190.02 and 3,161.50 is: 4,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.06 : 6,190.02 = 3,161.50 : x
  2. Step 2: Convert to fraction form
    4,487.06/6,190.02 = 3,161.50/x
  3. Step 3: Cross multiply
    4,487.06x = 6,190.02 × 3,161.50
  4. Step 4: Simplify right side
    4,487.06x = 19,569,732.75
  5. Step 5: Solve for x
    x = 19,569,732.75/4,487.06
  6. Step 6: Final answer
    x = 4,361.37

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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.