Home / 8,740.96-13,108.61-2,896

Finding the Fourth Proportional to 8,740.96, 13,108.61 and 2,896

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Solution

The fourth proportional to 8,740.96, 13,108.61 and 2,896 is: 4,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.96 : 13,108.61 = 2,896 : x
  2. Step 2: Convert to fraction form
    8,740.96/13,108.61 = 2,896/x
  3. Step 3: Cross multiply
    8,740.96x = 13,108.61 × 2,896
  4. Step 4: Simplify right side
    8,740.96x = 37,962,520.08
  5. Step 5: Solve for x
    x = 37,962,520.08/8,740.96
  6. Step 6: Final answer
    x = 4,343.06

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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.