Home / 9,360.79-14,041.80-2,786.43

Finding the Fourth Proportional to 9,360.79, 14,041.80 and 2,786.43

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Solution

The fourth proportional to 9,360.79, 14,041.80 and 2,786.43 is: 4,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.79 : 14,041.80 = 2,786.43 : x
  2. Step 2: Convert to fraction form
    9,360.79/14,041.80 = 2,786.43/x
  3. Step 3: Cross multiply
    9,360.79x = 14,041.80 × 2,786.43
  4. Step 4: Simplify right side
    9,360.79x = 39,126,492.77
  5. Step 5: Solve for x
    x = 39,126,492.77/9,360.79
  6. Step 6: Final answer
    x = 4,179.83

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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.