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Finding the Fourth Proportional to 3,062.77, 4,594.59 and 1,419.76

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Solution

The fourth proportional to 3,062.77, 4,594.59 and 1,419.76 is: 2,129.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.77 : 4,594.59 = 1,419.76 : x
  2. Step 2: Convert to fraction form
    3,062.77/4,594.59 = 1,419.76/x
  3. Step 3: Cross multiply
    3,062.77x = 4,594.59 × 1,419.76
  4. Step 4: Simplify right side
    3,062.77x = 6,523,215.10
  5. Step 5: Solve for x
    x = 6,523,215.10/3,062.77
  6. Step 6: Final answer
    x = 2,129.84

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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.