Home / 3,058.96-4,221.36-1,714.64

Finding the Fourth Proportional to 3,058.96, 4,221.36 and 1,714.64

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Solution

The fourth proportional to 3,058.96, 4,221.36 and 1,714.64 is: 2,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.96 : 4,221.36 = 1,714.64 : x
  2. Step 2: Convert to fraction form
    3,058.96/4,221.36 = 1,714.64/x
  3. Step 3: Cross multiply
    3,058.96x = 4,221.36 × 1,714.64
  4. Step 4: Simplify right side
    3,058.96x = 7,238,112.71
  5. Step 5: Solve for x
    x = 7,238,112.71/3,058.96
  6. Step 6: Final answer
    x = 2,366.20

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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.