Home / 9,645.36-13,305.60-6,102.48

Finding the Fourth Proportional to 9,645.36, 13,305.60 and 6,102.48

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Solution

The fourth proportional to 9,645.36, 13,305.60 and 6,102.48 is: 8,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645.36 : 13,305.60 = 6,102.48 : x
  2. Step 2: Convert to fraction form
    9,645.36/13,305.60 = 6,102.48/x
  3. Step 3: Cross multiply
    9,645.36x = 13,305.60 × 6,102.48
  4. Step 4: Simplify right side
    9,645.36x = 81,197,157.89
  5. Step 5: Solve for x
    x = 81,197,157.89/9,645.36
  6. Step 6: Final answer
    x = 8,418.26

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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.