Home / 3,058.48-4,242.35-2,953.58

Finding the Fourth Proportional to 3,058.48, 4,242.35 and 2,953.58

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Solution

The fourth proportional to 3,058.48, 4,242.35 and 2,953.58 is: 4,096.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.48 : 4,242.35 = 2,953.58 : x
  2. Step 2: Convert to fraction form
    3,058.48/4,242.35 = 2,953.58/x
  3. Step 3: Cross multiply
    3,058.48x = 4,242.35 × 2,953.58
  4. Step 4: Simplify right side
    3,058.48x = 12,530,120.11
  5. Step 5: Solve for x
    x = 12,530,120.11/3,058.48
  6. Step 6: Final answer
    x = 4,096.85

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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.