Home / 12,901.07-17,806.41-7,597.60

Finding the Fourth Proportional to 12,901.07, 17,806.41 and 7,597.60

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Solution

The fourth proportional to 12,901.07, 17,806.41 and 7,597.60 is: 10,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,901.07 : 17,806.41 = 7,597.60 : x
  2. Step 2: Convert to fraction form
    12,901.07/17,806.41 = 7,597.60/x
  3. Step 3: Cross multiply
    12,901.07x = 17,806.41 × 7,597.60
  4. Step 4: Simplify right side
    12,901.07x = 135,285,980.62
  5. Step 5: Solve for x
    x = 135,285,980.62/12,901.07
  6. Step 6: Final answer
    x = 10,486.42

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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.