Home / 2,707.70-4,058.57-1,769.49

Finding the Fourth Proportional to 2,707.70, 4,058.57 and 1,769.49

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Solution

The fourth proportional to 2,707.70, 4,058.57 and 1,769.49 is: 2,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.70 : 4,058.57 = 1,769.49 : x
  2. Step 2: Convert to fraction form
    2,707.70/4,058.57 = 1,769.49/x
  3. Step 3: Cross multiply
    2,707.70x = 4,058.57 × 1,769.49
  4. Step 4: Simplify right side
    2,707.70x = 7,181,599.03
  5. Step 5: Solve for x
    x = 7,181,599.03/2,707.70
  6. Step 6: Final answer
    x = 2,652.29

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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.