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Finding the Fourth Proportional to 5,266.03, 7,899.02 and 2,145.34

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Solution

The fourth proportional to 5,266.03, 7,899.02 and 2,145.34 is: 3,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.03 : 7,899.02 = 2,145.34 : x
  2. Step 2: Convert to fraction form
    5,266.03/7,899.02 = 2,145.34/x
  3. Step 3: Cross multiply
    5,266.03x = 7,899.02 × 2,145.34
  4. Step 4: Simplify right side
    5,266.03x = 16,946,083.57
  5. Step 5: Solve for x
    x = 16,946,083.57/5,266.03
  6. Step 6: Final answer
    x = 3,218.00

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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.