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Finding the Fourth Proportional to 5,010.66, 7,513.83 and 1,889.01

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Solution

The fourth proportional to 5,010.66, 7,513.83 and 1,889.01 is: 2,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.66 : 7,513.83 = 1,889.01 : x
  2. Step 2: Convert to fraction form
    5,010.66/7,513.83 = 1,889.01/x
  3. Step 3: Cross multiply
    5,010.66x = 7,513.83 × 1,889.01
  4. Step 4: Simplify right side
    5,010.66x = 14,193,700.01
  5. Step 5: Solve for x
    x = 14,193,700.01/5,010.66
  6. Step 6: Final answer
    x = 2,832.70

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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.