Home / 9,601.77-13,250.48-5,409.75

Finding the Fourth Proportional to 9,601.77, 13,250.48 and 5,409.75

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Solution

The fourth proportional to 9,601.77, 13,250.48 and 5,409.75 is: 7,465.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,601.77 : 13,250.48 = 5,409.75 : x
  2. Step 2: Convert to fraction form
    9,601.77/13,250.48 = 5,409.75/x
  3. Step 3: Cross multiply
    9,601.77x = 13,250.48 × 5,409.75
  4. Step 4: Simplify right side
    9,601.77x = 71,681,757.13
  5. Step 5: Solve for x
    x = 71,681,757.13/9,601.77
  6. Step 6: Final answer
    x = 7,465.47

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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.