Home / 9,620.36-14,431.56-3,695.48

Finding the Fourth Proportional to 9,620.36, 14,431.56 and 3,695.48

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Solution

The fourth proportional to 9,620.36, 14,431.56 and 3,695.48 is: 5,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.36 : 14,431.56 = 3,695.48 : x
  2. Step 2: Convert to fraction form
    9,620.36/14,431.56 = 3,695.48/x
  3. Step 3: Cross multiply
    9,620.36x = 14,431.56 × 3,695.48
  4. Step 4: Simplify right side
    9,620.36x = 53,331,541.35
  5. Step 5: Solve for x
    x = 53,331,541.35/9,620.36
  6. Step 6: Final answer
    x = 5,543.61

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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.