Home / 6,434.70-9,657.45-3,150.60

Finding the Fourth Proportional to 6,434.70, 9,657.45 and 3,150.60

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Solution

The fourth proportional to 6,434.70, 9,657.45 and 3,150.60 is: 4,728.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434.70 : 9,657.45 = 3,150.60 : x
  2. Step 2: Convert to fraction form
    6,434.70/9,657.45 = 3,150.60/x
  3. Step 3: Cross multiply
    6,434.70x = 9,657.45 × 3,150.60
  4. Step 4: Simplify right side
    6,434.70x = 30,426,761.97
  5. Step 5: Solve for x
    x = 30,426,761.97/6,434.70
  6. Step 6: Final answer
    x = 4,728.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.