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Finding the Fourth Proportional to 3,063.14, 4,592.14 and 1,420.86

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Solution

The fourth proportional to 3,063.14, 4,592.14 and 1,420.86 is: 2,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.14 : 4,592.14 = 1,420.86 : x
  2. Step 2: Convert to fraction form
    3,063.14/4,592.14 = 1,420.86/x
  3. Step 3: Cross multiply
    3,063.14x = 4,592.14 × 1,420.86
  4. Step 4: Simplify right side
    3,063.14x = 6,524,788.04
  5. Step 5: Solve for x
    x = 6,524,788.04/3,063.14
  6. Step 6: Final answer
    x = 2,130.10

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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.