Home / 3,058.40-4,587.60-2,902.58

Finding the Fourth Proportional to 3,058.40, 4,587.60 and 2,902.58

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Solution

The fourth proportional to 3,058.40, 4,587.60 and 2,902.58 is: 4,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.40 : 4,587.60 = 2,902.58 : x
  2. Step 2: Convert to fraction form
    3,058.40/4,587.60 = 2,902.58/x
  3. Step 3: Cross multiply
    3,058.40x = 4,587.60 × 2,902.58
  4. Step 4: Simplify right side
    3,058.40x = 13,315,838.56
  5. Step 5: Solve for x
    x = 13,315,838.56/3,058.40
  6. Step 6: Final answer
    x = 4,353.86

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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.