Home / 4,378.54-6,569.61-3,214.48

Finding the Fourth Proportional to 4,378.54, 6,569.61 and 3,214.48

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Solution

The fourth proportional to 4,378.54, 6,569.61 and 3,214.48 is: 4,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.54 : 6,569.61 = 3,214.48 : x
  2. Step 2: Convert to fraction form
    4,378.54/6,569.61 = 3,214.48/x
  3. Step 3: Cross multiply
    4,378.54x = 6,569.61 × 3,214.48
  4. Step 4: Simplify right side
    4,378.54x = 21,117,879.95
  5. Step 5: Solve for x
    x = 21,117,879.95/4,378.54
  6. Step 6: Final answer
    x = 4,823.04

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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.