Home / 4,392.80-6,583.60-1,792.80

Finding the Fourth Proportional to 4,392.80, 6,583.60 and 1,792.80

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Solution

The fourth proportional to 4,392.80, 6,583.60 and 1,792.80 is: 2,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.80 : 6,583.60 = 1,792.80 : x
  2. Step 2: Convert to fraction form
    4,392.80/6,583.60 = 1,792.80/x
  3. Step 3: Cross multiply
    4,392.80x = 6,583.60 × 1,792.80
  4. Step 4: Simplify right side
    4,392.80x = 11,803,078.08
  5. Step 5: Solve for x
    x = 11,803,078.08/4,392.80
  6. Step 6: Final answer
    x = 2,686.91

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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.