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Finding the Fourth Proportional to 3,014.70, 4,522.05 and 1,862.70

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Solution

The fourth proportional to 3,014.70, 4,522.05 and 1,862.70 is: 2,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.70 : 4,522.05 = 1,862.70 : x
  2. Step 2: Convert to fraction form
    3,014.70/4,522.05 = 1,862.70/x
  3. Step 3: Cross multiply
    3,014.70x = 4,522.05 × 1,862.70
  4. Step 4: Simplify right side
    3,014.70x = 8,423,222.54
  5. Step 5: Solve for x
    x = 8,423,222.54/3,014.70
  6. Step 6: Final answer
    x = 2,794.05

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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.