Home / 1,796.18-2,478.75-1,010.21

Finding the Fourth Proportional to 1,796.18, 2,478.75 and 1,010.21

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Solution

The fourth proportional to 1,796.18, 2,478.75 and 1,010.21 is: 1,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.18 : 2,478.75 = 1,010.21 : x
  2. Step 2: Convert to fraction form
    1,796.18/2,478.75 = 1,010.21/x
  3. Step 3: Cross multiply
    1,796.18x = 2,478.75 × 1,010.21
  4. Step 4: Simplify right side
    1,796.18x = 2,504,058.04
  5. Step 5: Solve for x
    x = 2,504,058.04/1,796.18
  6. Step 6: Final answer
    x = 1,394.10

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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.