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Finding the Fourth Proportional to 5,907.95, 8,874.22 and 4,985.29

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Solution

The fourth proportional to 5,907.95, 8,874.22 and 4,985.29 is: 7,488.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.95 : 8,874.22 = 4,985.29 : x
  2. Step 2: Convert to fraction form
    5,907.95/8,874.22 = 4,985.29/x
  3. Step 3: Cross multiply
    5,907.95x = 8,874.22 × 4,985.29
  4. Step 4: Simplify right side
    5,907.95x = 44,240,560.22
  5. Step 5: Solve for x
    x = 44,240,560.22/5,907.95
  6. Step 6: Final answer
    x = 7,488.31

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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.