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Finding the Fourth Proportional to 5,798.48, 8,697.11 and 2,100.02

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Solution

The fourth proportional to 5,798.48, 8,697.11 and 2,100.02 is: 3,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.48 : 8,697.11 = 2,100.02 : x
  2. Step 2: Convert to fraction form
    5,798.48/8,697.11 = 2,100.02/x
  3. Step 3: Cross multiply
    5,798.48x = 8,697.11 × 2,100.02
  4. Step 4: Simplify right side
    5,798.48x = 18,264,050.96
  5. Step 5: Solve for x
    x = 18,264,050.96/5,798.48
  6. Step 6: Final answer
    x = 3,149.80

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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.