Home / 5,746.50-8,619.27-2,823.78

Finding the Fourth Proportional to 5,746.50, 8,619.27 and 2,823.78

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Solution

The fourth proportional to 5,746.50, 8,619.27 and 2,823.78 is: 4,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.50 : 8,619.27 = 2,823.78 : x
  2. Step 2: Convert to fraction form
    5,746.50/8,619.27 = 2,823.78/x
  3. Step 3: Cross multiply
    5,746.50x = 8,619.27 × 2,823.78
  4. Step 4: Simplify right side
    5,746.50x = 24,338,922.24
  5. Step 5: Solve for x
    x = 24,338,922.24/5,746.50
  6. Step 6: Final answer
    x = 4,235.43

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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.