Home / 2,707.23-4,058.06-1,720.77

Finding the Fourth Proportional to 2,707.23, 4,058.06 and 1,720.77

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Solution

The fourth proportional to 2,707.23, 4,058.06 and 1,720.77 is: 2,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.23 : 4,058.06 = 1,720.77 : x
  2. Step 2: Convert to fraction form
    2,707.23/4,058.06 = 1,720.77/x
  3. Step 3: Cross multiply
    2,707.23x = 4,058.06 × 1,720.77
  4. Step 4: Simplify right side
    2,707.23x = 6,982,987.91
  5. Step 5: Solve for x
    x = 6,982,987.91/2,707.23
  6. Step 6: Final answer
    x = 2,579.38

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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.