Home / 8,730.45-13,099.14-3,184.16

Finding the Fourth Proportional to 8,730.45, 13,099.14 and 3,184.16

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Solution

The fourth proportional to 8,730.45, 13,099.14 and 3,184.16 is: 4,777.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.45 : 13,099.14 = 3,184.16 : x
  2. Step 2: Convert to fraction form
    8,730.45/13,099.14 = 3,184.16/x
  3. Step 3: Cross multiply
    8,730.45x = 13,099.14 × 3,184.16
  4. Step 4: Simplify right side
    8,730.45x = 41,709,692.13
  5. Step 5: Solve for x
    x = 41,709,692.13/8,730.45
  6. Step 6: Final answer
    x = 4,777.50

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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.