Home / 9,319.34-13,981.44-3,476

Finding the Fourth Proportional to 9,319.34, 13,981.44 and 3,476

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Solution

The fourth proportional to 9,319.34, 13,981.44 and 3,476 is: 5,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.34 : 13,981.44 = 3,476 : x
  2. Step 2: Convert to fraction form
    9,319.34/13,981.44 = 3,476/x
  3. Step 3: Cross multiply
    9,319.34x = 13,981.44 × 3,476
  4. Step 4: Simplify right side
    9,319.34x = 48,599,485.44
  5. Step 5: Solve for x
    x = 48,599,485.44/9,319.34
  6. Step 6: Final answer
    x = 5,214.91

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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.