Home / 1,893.15-2,837.42-1,013.49

Finding the Fourth Proportional to 1,893.15, 2,837.42 and 1,013.49

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Solution

The fourth proportional to 1,893.15, 2,837.42 and 1,013.49 is: 1,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.15 : 2,837.42 = 1,013.49 : x
  2. Step 2: Convert to fraction form
    1,893.15/2,837.42 = 1,013.49/x
  3. Step 3: Cross multiply
    1,893.15x = 2,837.42 × 1,013.49
  4. Step 4: Simplify right side
    1,893.15x = 2,875,696.80
  5. Step 5: Solve for x
    x = 2,875,696.80/1,893.15
  6. Step 6: Final answer
    x = 1,519.00

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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.