Home / 4,435.86-6,120.36-3,254.88

Finding the Fourth Proportional to 4,435.86, 6,120.36 and 3,254.88

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Solution

The fourth proportional to 4,435.86, 6,120.36 and 3,254.88 is: 4,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.86 : 6,120.36 = 3,254.88 : x
  2. Step 2: Convert to fraction form
    4,435.86/6,120.36 = 3,254.88/x
  3. Step 3: Cross multiply
    4,435.86x = 6,120.36 × 3,254.88
  4. Step 4: Simplify right side
    4,435.86x = 19,921,037.36
  5. Step 5: Solve for x
    x = 19,921,037.36/4,435.86
  6. Step 6: Final answer
    x = 4,490.91

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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.