Home / 8,266.03-11,407.08-4,489.17

Finding the Fourth Proportional to 8,266.03, 11,407.08 and 4,489.17

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Solution

The fourth proportional to 8,266.03, 11,407.08 and 4,489.17 is: 6,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.03 : 11,407.08 = 4,489.17 : x
  2. Step 2: Convert to fraction form
    8,266.03/11,407.08 = 4,489.17/x
  3. Step 3: Cross multiply
    8,266.03x = 11,407.08 × 4,489.17
  4. Step 4: Simplify right side
    8,266.03x = 51,208,359.55
  5. Step 5: Solve for x
    x = 51,208,359.55/8,266.03
  6. Step 6: Final answer
    x = 6,195.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.