Home / 2,193.60-3,025.08-1,695.42

Finding the Fourth Proportional to 2,193.60, 3,025.08 and 1,695.42

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Solution

The fourth proportional to 2,193.60, 3,025.08 and 1,695.42 is: 2,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.60 : 3,025.08 = 1,695.42 : x
  2. Step 2: Convert to fraction form
    2,193.60/3,025.08 = 1,695.42/x
  3. Step 3: Cross multiply
    2,193.60x = 3,025.08 × 1,695.42
  4. Step 4: Simplify right side
    2,193.60x = 5,128,781.13
  5. Step 5: Solve for x
    x = 5,128,781.13/2,193.60
  6. Step 6: Final answer
    x = 2,338.07

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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.