Home / 5,601.39-8,407.28-2,830.02

Finding the Fourth Proportional to 5,601.39, 8,407.28 and 2,830.02

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Solution

The fourth proportional to 5,601.39, 8,407.28 and 2,830.02 is: 4,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.39 : 8,407.28 = 2,830.02 : x
  2. Step 2: Convert to fraction form
    5,601.39/8,407.28 = 2,830.02/x
  3. Step 3: Cross multiply
    5,601.39x = 8,407.28 × 2,830.02
  4. Step 4: Simplify right side
    5,601.39x = 23,792,714.36
  5. Step 5: Solve for x
    x = 23,792,714.36/5,601.39
  6. Step 6: Final answer
    x = 4,247.64

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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.