Home / 2,865.48-3,954.12-1,606.32

Finding the Fourth Proportional to 2,865.48, 3,954.12 and 1,606.32

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Solution

The fourth proportional to 2,865.48, 3,954.12 and 1,606.32 is: 2,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.48 : 3,954.12 = 1,606.32 : x
  2. Step 2: Convert to fraction form
    2,865.48/3,954.12 = 1,606.32/x
  3. Step 3: Cross multiply
    2,865.48x = 3,954.12 × 1,606.32
  4. Step 4: Simplify right side
    2,865.48x = 6,351,582.04
  5. Step 5: Solve for x
    x = 6,351,582.04/2,865.48
  6. Step 6: Final answer
    x = 2,216.59

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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.