Home / 4,272.06-6,407.74-1,350.39

Finding the Fourth Proportional to 4,272.06, 6,407.74 and 1,350.39

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Solution

The fourth proportional to 4,272.06, 6,407.74 and 1,350.39 is: 2,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.06 : 6,407.74 = 1,350.39 : x
  2. Step 2: Convert to fraction form
    4,272.06/6,407.74 = 1,350.39/x
  3. Step 3: Cross multiply
    4,272.06x = 6,407.74 × 1,350.39
  4. Step 4: Simplify right side
    4,272.06x = 8,652,948.02
  5. Step 5: Solve for x
    x = 8,652,948.02/4,272.06
  6. Step 6: Final answer
    x = 2,025.47

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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.