Home / 2,445.05-3,371.83-1,606.47

Finding the Fourth Proportional to 2,445.05, 3,371.83 and 1,606.47

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Solution

The fourth proportional to 2,445.05, 3,371.83 and 1,606.47 is: 2,215.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.05 : 3,371.83 = 1,606.47 : x
  2. Step 2: Convert to fraction form
    2,445.05/3,371.83 = 1,606.47/x
  3. Step 3: Cross multiply
    2,445.05x = 3,371.83 × 1,606.47
  4. Step 4: Simplify right side
    2,445.05x = 5,416,727.08
  5. Step 5: Solve for x
    x = 5,416,727.08/2,445.05
  6. Step 6: Final answer
    x = 2,215.38

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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.