Home / 5,907.61-8,148.89-3,515.98

Finding the Fourth Proportional to 5,907.61, 8,148.89 and 3,515.98

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Solution

The fourth proportional to 5,907.61, 8,148.89 and 3,515.98 is: 4,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.61 : 8,148.89 = 3,515.98 : x
  2. Step 2: Convert to fraction form
    5,907.61/8,148.89 = 3,515.98/x
  3. Step 3: Cross multiply
    5,907.61x = 8,148.89 × 3,515.98
  4. Step 4: Simplify right side
    5,907.61x = 28,651,334.26
  5. Step 5: Solve for x
    x = 28,651,334.26/5,907.61
  6. Step 6: Final answer
    x = 4,849.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.