Home / 2,265.99-3,125.62-1,637.44

Finding the Fourth Proportional to 2,265.99, 3,125.62 and 1,637.44

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Solution

The fourth proportional to 2,265.99, 3,125.62 and 1,637.44 is: 2,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.99 : 3,125.62 = 1,637.44 : x
  2. Step 2: Convert to fraction form
    2,265.99/3,125.62 = 1,637.44/x
  3. Step 3: Cross multiply
    2,265.99x = 3,125.62 × 1,637.44
  4. Step 4: Simplify right side
    2,265.99x = 5,118,015.21
  5. Step 5: Solve for x
    x = 5,118,015.21/2,265.99
  6. Step 6: Final answer
    x = 2,258.62

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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.