Home / 10,004.08-13,806.60-5,528.88

Finding the Fourth Proportional to 10,004.08, 13,806.60 and 5,528.88

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Solution

The fourth proportional to 10,004.08, 13,806.60 and 5,528.88 is: 7,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.08 : 13,806.60 = 5,528.88 : x
  2. Step 2: Convert to fraction form
    10,004.08/13,806.60 = 5,528.88/x
  3. Step 3: Cross multiply
    10,004.08x = 13,806.60 × 5,528.88
  4. Step 4: Simplify right side
    10,004.08x = 76,335,034.61
  5. Step 5: Solve for x
    x = 76,335,034.61/10,004.08
  6. Step 6: Final answer
    x = 7,630.39

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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.