Home / 8,210.40-12,317.63-2,367.47

Finding the Fourth Proportional to 8,210.40, 12,317.63 and 2,367.47

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Solution

The fourth proportional to 8,210.40, 12,317.63 and 2,367.47 is: 3,551.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.40 : 12,317.63 = 2,367.47 : x
  2. Step 2: Convert to fraction form
    8,210.40/12,317.63 = 2,367.47/x
  3. Step 3: Cross multiply
    8,210.40x = 12,317.63 × 2,367.47
  4. Step 4: Simplify right side
    8,210.40x = 29,161,619.50
  5. Step 5: Solve for x
    x = 29,161,619.50/8,210.40
  6. Step 6: Final answer
    x = 3,551.79

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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.