Home / 3,295.90-4,548.45-1,803.91

Finding the Fourth Proportional to 3,295.90, 4,548.45 and 1,803.91

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Solution

The fourth proportional to 3,295.90, 4,548.45 and 1,803.91 is: 2,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.90 : 4,548.45 = 1,803.91 : x
  2. Step 2: Convert to fraction form
    3,295.90/4,548.45 = 1,803.91/x
  3. Step 3: Cross multiply
    3,295.90x = 4,548.45 × 1,803.91
  4. Step 4: Simplify right side
    3,295.90x = 8,204,994.44
  5. Step 5: Solve for x
    x = 8,204,994.44/3,295.90
  6. Step 6: Final answer
    x = 2,489.45

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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.