Home / 5,295.30-7,946.19-2,176.80

Finding the Fourth Proportional to 5,295.30, 7,946.19 and 2,176.80

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Solution

The fourth proportional to 5,295.30, 7,946.19 and 2,176.80 is: 3,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.30 : 7,946.19 = 2,176.80 : x
  2. Step 2: Convert to fraction form
    5,295.30/7,946.19 = 2,176.80/x
  3. Step 3: Cross multiply
    5,295.30x = 7,946.19 × 2,176.80
  4. Step 4: Simplify right side
    5,295.30x = 17,297,266.39
  5. Step 5: Solve for x
    x = 17,297,266.39/5,295.30
  6. Step 6: Final answer
    x = 3,266.53

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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.