Home / 10,004.41-13,805.93-5,528.08

Finding the Fourth Proportional to 10,004.41, 13,805.93 and 5,528.08

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Solution

The fourth proportional to 10,004.41, 13,805.93 and 5,528.08 is: 7,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.41 : 13,805.93 = 5,528.08 : x
  2. Step 2: Convert to fraction form
    10,004.41/13,805.93 = 5,528.08/x
  3. Step 3: Cross multiply
    10,004.41x = 13,805.93 × 5,528.08
  4. Step 4: Simplify right side
    10,004.41x = 76,320,188.84
  5. Step 5: Solve for x
    x = 76,320,188.84/10,004.41
  6. Step 6: Final answer
    x = 7,628.66

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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.