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Finding the Fourth Proportional to 3,073.57, 4,582.71 and 3,018.20

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Solution

The fourth proportional to 3,073.57, 4,582.71 and 3,018.20 is: 4,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.57 : 4,582.71 = 3,018.20 : x
  2. Step 2: Convert to fraction form
    3,073.57/4,582.71 = 3,018.20/x
  3. Step 3: Cross multiply
    3,073.57x = 4,582.71 × 3,018.20
  4. Step 4: Simplify right side
    3,073.57x = 13,831,512.41
  5. Step 5: Solve for x
    x = 13,831,512.41/3,073.57
  6. Step 6: Final answer
    x = 4,500.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.