Home / 3,008.56-4,152.36-1,960.60

Finding the Fourth Proportional to 3,008.56, 4,152.36 and 1,960.60

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Solution

The fourth proportional to 3,008.56, 4,152.36 and 1,960.60 is: 2,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.56 : 4,152.36 = 1,960.60 : x
  2. Step 2: Convert to fraction form
    3,008.56/4,152.36 = 1,960.60/x
  3. Step 3: Cross multiply
    3,008.56x = 4,152.36 × 1,960.60
  4. Step 4: Simplify right side
    3,008.56x = 8,141,117.02
  5. Step 5: Solve for x
    x = 8,141,117.02/3,008.56
  6. Step 6: Final answer
    x = 2,705.98

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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.