Home / 1,570.01-2,176.96-1,517.97

Finding the Fourth Proportional to 1,570.01, 2,176.96 and 1,517.97

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Solution

The fourth proportional to 1,570.01, 2,176.96 and 1,517.97 is: 2,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570.01 : 2,176.96 = 1,517.97 : x
  2. Step 2: Convert to fraction form
    1,570.01/2,176.96 = 1,517.97/x
  3. Step 3: Cross multiply
    1,570.01x = 2,176.96 × 1,517.97
  4. Step 4: Simplify right side
    1,570.01x = 3,304,559.97
  5. Step 5: Solve for x
    x = 3,304,559.97/1,570.01
  6. Step 6: Final answer
    x = 2,104.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.