Home / 9,135.89-13,695.64-3,593.22

Finding the Fourth Proportional to 9,135.89, 13,695.64 and 3,593.22

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Solution

The fourth proportional to 9,135.89, 13,695.64 and 3,593.22 is: 5,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.89 : 13,695.64 = 3,593.22 : x
  2. Step 2: Convert to fraction form
    9,135.89/13,695.64 = 3,593.22/x
  3. Step 3: Cross multiply
    9,135.89x = 13,695.64 × 3,593.22
  4. Step 4: Simplify right side
    9,135.89x = 49,211,393.96
  5. Step 5: Solve for x
    x = 49,211,393.96/9,135.89
  6. Step 6: Final answer
    x = 5,386.60

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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.