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Finding the Fourth Proportional to 5,670.02, 8,511.51 and 5,346.02

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Solution

The fourth proportional to 5,670.02, 8,511.51 and 5,346.02 is: 8,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.02 : 8,511.51 = 5,346.02 : x
  2. Step 2: Convert to fraction form
    5,670.02/8,511.51 = 5,346.02/x
  3. Step 3: Cross multiply
    5,670.02x = 8,511.51 × 5,346.02
  4. Step 4: Simplify right side
    5,670.02x = 45,502,702.69
  5. Step 5: Solve for x
    x = 45,502,702.69/5,670.02
  6. Step 6: Final answer
    x = 8,025.14

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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.