Home / 8,784.88-13,176.99-2,210.98

Finding the Fourth Proportional to 8,784.88, 13,176.99 and 2,210.98

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Solution

The fourth proportional to 8,784.88, 13,176.99 and 2,210.98 is: 3,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.88 : 13,176.99 = 2,210.98 : x
  2. Step 2: Convert to fraction form
    8,784.88/13,176.99 = 2,210.98/x
  3. Step 3: Cross multiply
    8,784.88x = 13,176.99 × 2,210.98
  4. Step 4: Simplify right side
    8,784.88x = 29,134,061.35
  5. Step 5: Solve for x
    x = 29,134,061.35/8,784.88
  6. Step 6: Final answer
    x = 3,316.39

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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.