Home / 5,619.87-8,426.52-2,329.02

Finding the Fourth Proportional to 5,619.87, 8,426.52 and 2,329.02

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Solution

The fourth proportional to 5,619.87, 8,426.52 and 2,329.02 is: 3,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.87 : 8,426.52 = 2,329.02 : x
  2. Step 2: Convert to fraction form
    5,619.87/8,426.52 = 2,329.02/x
  3. Step 3: Cross multiply
    5,619.87x = 8,426.52 × 2,329.02
  4. Step 4: Simplify right side
    5,619.87x = 19,625,533.61
  5. Step 5: Solve for x
    x = 19,625,533.61/5,619.87
  6. Step 6: Final answer
    x = 3,492.17

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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.