Home / 3,280.44-4,525.98-1,953.72

Finding the Fourth Proportional to 3,280.44, 4,525.98 and 1,953.72

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Solution

The fourth proportional to 3,280.44, 4,525.98 and 1,953.72 is: 2,695.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.44 : 4,525.98 = 1,953.72 : x
  2. Step 2: Convert to fraction form
    3,280.44/4,525.98 = 1,953.72/x
  3. Step 3: Cross multiply
    3,280.44x = 4,525.98 × 1,953.72
  4. Step 4: Simplify right side
    3,280.44x = 8,842,497.65
  5. Step 5: Solve for x
    x = 8,842,497.65/3,280.44
  6. Step 6: Final answer
    x = 2,695.52

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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.