Home / 3,280.32-4,525.44-3,054.96

Finding the Fourth Proportional to 3,280.32, 4,525.44 and 3,054.96

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Solution

The fourth proportional to 3,280.32, 4,525.44 and 3,054.96 is: 4,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.32 : 4,525.44 = 3,054.96 : x
  2. Step 2: Convert to fraction form
    3,280.32/4,525.44 = 3,054.96/x
  3. Step 3: Cross multiply
    3,280.32x = 4,525.44 × 3,054.96
  4. Step 4: Simplify right side
    3,280.32x = 13,825,038.18
  5. Step 5: Solve for x
    x = 13,825,038.18/3,280.32
  6. Step 6: Final answer
    x = 4,214.54

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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.