Home / 9,924.40-13,696.37-6,561.37

Finding the Fourth Proportional to 9,924.40, 13,696.37 and 6,561.37

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Solution

The fourth proportional to 9,924.40, 13,696.37 and 6,561.37 is: 9,055.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,924.40 : 13,696.37 = 6,561.37 : x
  2. Step 2: Convert to fraction form
    9,924.40/13,696.37 = 6,561.37/x
  3. Step 3: Cross multiply
    9,924.40x = 13,696.37 × 6,561.37
  4. Step 4: Simplify right side
    9,924.40x = 89,866,951.23
  5. Step 5: Solve for x
    x = 89,866,951.23/9,924.40
  6. Step 6: Final answer
    x = 9,055.15

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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.