Home / 3,655.45-5,473.45-2,192.59

Finding the Fourth Proportional to 3,655.45, 5,473.45 and 2,192.59

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Solution

The fourth proportional to 3,655.45, 5,473.45 and 2,192.59 is: 3,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.45 : 5,473.45 = 2,192.59 : x
  2. Step 2: Convert to fraction form
    3,655.45/5,473.45 = 2,192.59/x
  3. Step 3: Cross multiply
    3,655.45x = 5,473.45 × 2,192.59
  4. Step 4: Simplify right side
    3,655.45x = 12,001,031.74
  5. Step 5: Solve for x
    x = 12,001,031.74/3,655.45
  6. Step 6: Final answer
    x = 3,283.05

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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.