Home / 10,004.97-13,806.49-5,528.63

Finding the Fourth Proportional to 10,004.97, 13,806.49 and 5,528.63

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Solution

The fourth proportional to 10,004.97, 13,806.49 and 5,528.63 is: 7,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.97 : 13,806.49 = 5,528.63 : x
  2. Step 2: Convert to fraction form
    10,004.97/13,806.49 = 5,528.63/x
  3. Step 3: Cross multiply
    10,004.97x = 13,806.49 × 5,528.63
  4. Step 4: Simplify right side
    10,004.97x = 76,331,009.32
  5. Step 5: Solve for x
    x = 76,331,009.32/10,004.97
  6. Step 6: Final answer
    x = 7,629.31

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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.