Home / 9,696.83-13,381.68-5,448.07

Finding the Fourth Proportional to 9,696.83, 13,381.68 and 5,448.07

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Solution

The fourth proportional to 9,696.83, 13,381.68 and 5,448.07 is: 7,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696.83 : 13,381.68 = 5,448.07 : x
  2. Step 2: Convert to fraction form
    9,696.83/13,381.68 = 5,448.07/x
  3. Step 3: Cross multiply
    9,696.83x = 13,381.68 × 5,448.07
  4. Step 4: Simplify right side
    9,696.83x = 72,904,329.36
  5. Step 5: Solve for x
    x = 72,904,329.36/9,696.83
  6. Step 6: Final answer
    x = 7,518.37

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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.