Home / 5,618.48-8,422.96-2,329.52

Finding the Fourth Proportional to 5,618.48, 8,422.96 and 2,329.52

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Solution

The fourth proportional to 5,618.48, 8,422.96 and 2,329.52 is: 3,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.48 : 8,422.96 = 2,329.52 : x
  2. Step 2: Convert to fraction form
    5,618.48/8,422.96 = 2,329.52/x
  3. Step 3: Cross multiply
    5,618.48x = 8,422.96 × 2,329.52
  4. Step 4: Simplify right side
    5,618.48x = 19,621,453.78
  5. Step 5: Solve for x
    x = 19,621,453.78/5,618.48
  6. Step 6: Final answer
    x = 3,492.31

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1.5x scale

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.