Home / 1,629.97-2,445.74-1,013.51

Finding the Fourth Proportional to 1,629.97, 2,445.74 and 1,013.51

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Solution

The fourth proportional to 1,629.97, 2,445.74 and 1,013.51 is: 1,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.97 : 2,445.74 = 1,013.51 : x
  2. Step 2: Convert to fraction form
    1,629.97/2,445.74 = 1,013.51/x
  3. Step 3: Cross multiply
    1,629.97x = 2,445.74 × 1,013.51
  4. Step 4: Simplify right side
    1,629.97x = 2,478,781.95
  5. Step 5: Solve for x
    x = 2,478,781.95/1,629.97
  6. Step 6: Final answer
    x = 1,520.75

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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.