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Finding the Fourth Proportional to 4,676.59, 7,008.79 and 1,900.02

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Solution

The fourth proportional to 4,676.59, 7,008.79 and 1,900.02 is: 2,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.59 : 7,008.79 = 1,900.02 : x
  2. Step 2: Convert to fraction form
    4,676.59/7,008.79 = 1,900.02/x
  3. Step 3: Cross multiply
    4,676.59x = 7,008.79 × 1,900.02
  4. Step 4: Simplify right side
    4,676.59x = 13,316,841.18
  5. Step 5: Solve for x
    x = 13,316,841.18/4,676.59
  6. Step 6: Final answer
    x = 2,847.55

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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.