Home / 4,243.32-6,360.12-1,777.68

Finding the Fourth Proportional to 4,243.32, 6,360.12 and 1,777.68

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Solution

The fourth proportional to 4,243.32, 6,360.12 and 1,777.68 is: 2,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.32 : 6,360.12 = 1,777.68 : x
  2. Step 2: Convert to fraction form
    4,243.32/6,360.12 = 1,777.68/x
  3. Step 3: Cross multiply
    4,243.32x = 6,360.12 × 1,777.68
  4. Step 4: Simplify right side
    4,243.32x = 11,306,258.12
  5. Step 5: Solve for x
    x = 11,306,258.12/4,243.32
  6. Step 6: Final answer
    x = 2,664.48

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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.