Home / 6,815.02-10,223.07-1,885.09

Finding the Fourth Proportional to 6,815.02, 10,223.07 and 1,885.09

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Solution

The fourth proportional to 6,815.02, 10,223.07 and 1,885.09 is: 2,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.02 : 10,223.07 = 1,885.09 : x
  2. Step 2: Convert to fraction form
    6,815.02/10,223.07 = 1,885.09/x
  3. Step 3: Cross multiply
    6,815.02x = 10,223.07 × 1,885.09
  4. Step 4: Simplify right side
    6,815.02x = 19,271,407.03
  5. Step 5: Solve for x
    x = 19,271,407.03/6,815.02
  6. Step 6: Final answer
    x = 2,827.78

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Similar ratio
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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.