Home / 5,095.30-7,638.83-1,806.60

Finding the Fourth Proportional to 5,095.30, 7,638.83 and 1,806.60

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Solution

The fourth proportional to 5,095.30, 7,638.83 and 1,806.60 is: 2,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.30 : 7,638.83 = 1,806.60 : x
  2. Step 2: Convert to fraction form
    5,095.30/7,638.83 = 1,806.60/x
  3. Step 3: Cross multiply
    5,095.30x = 7,638.83 × 1,806.60
  4. Step 4: Simplify right side
    5,095.30x = 13,800,310.28
  5. Step 5: Solve for x
    x = 13,800,310.28/5,095.30
  6. Step 6: Final answer
    x = 2,708.44

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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.