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Finding the Fourth Proportional to 5,798.02, 8,690.32 and 2,671.47

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Solution

The fourth proportional to 5,798.02, 8,690.32 and 2,671.47 is: 4,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.02 : 8,690.32 = 2,671.47 : x
  2. Step 2: Convert to fraction form
    5,798.02/8,690.32 = 2,671.47/x
  3. Step 3: Cross multiply
    5,798.02x = 8,690.32 × 2,671.47
  4. Step 4: Simplify right side
    5,798.02x = 23,215,929.17
  5. Step 5: Solve for x
    x = 23,215,929.17/5,798.02
  6. Step 6: Final answer
    x = 4,004.11

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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.