Home / 5,915.61-8,163.59-3,263.11

Finding the Fourth Proportional to 5,915.61, 8,163.59 and 3,263.11

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Solution

The fourth proportional to 5,915.61, 8,163.59 and 3,263.11 is: 4,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.61 : 8,163.59 = 3,263.11 : x
  2. Step 2: Convert to fraction form
    5,915.61/8,163.59 = 3,263.11/x
  3. Step 3: Cross multiply
    5,915.61x = 8,163.59 × 3,263.11
  4. Step 4: Simplify right side
    5,915.61x = 26,638,692.16
  5. Step 5: Solve for x
    x = 26,638,692.16/5,915.61
  6. Step 6: Final answer
    x = 4,503.12

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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.