Home / 9,308.03-12,845.21-5,116.25

Finding the Fourth Proportional to 9,308.03, 12,845.21 and 5,116.25

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Solution

The fourth proportional to 9,308.03, 12,845.21 and 5,116.25 is: 7,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.03 : 12,845.21 = 5,116.25 : x
  2. Step 2: Convert to fraction form
    9,308.03/12,845.21 = 5,116.25/x
  3. Step 3: Cross multiply
    9,308.03x = 12,845.21 × 5,116.25
  4. Step 4: Simplify right side
    9,308.03x = 65,719,305.66
  5. Step 5: Solve for x
    x = 65,719,305.66/9,308.03
  6. Step 6: Final answer
    x = 7,060.50

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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.