Home / 8,784.45-13,173.03-2,937.87

Finding the Fourth Proportional to 8,784.45, 13,173.03 and 2,937.87

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Solution

The fourth proportional to 8,784.45, 13,173.03 and 2,937.87 is: 4,405.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.45 : 13,173.03 = 2,937.87 : x
  2. Step 2: Convert to fraction form
    8,784.45/13,173.03 = 2,937.87/x
  3. Step 3: Cross multiply
    8,784.45x = 13,173.03 × 2,937.87
  4. Step 4: Simplify right side
    8,784.45x = 38,700,649.65
  5. Step 5: Solve for x
    x = 38,700,649.65/8,784.45
  6. Step 6: Final answer
    x = 4,405.59

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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.