Home / 11,004.47-15,198.47-7,461.53

Finding the Fourth Proportional to 11,004.47, 15,198.47 and 7,461.53

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Solution

The fourth proportional to 11,004.47, 15,198.47 and 7,461.53 is: 10,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.47 : 15,198.47 = 7,461.53 : x
  2. Step 2: Convert to fraction form
    11,004.47/15,198.47 = 7,461.53/x
  3. Step 3: Cross multiply
    11,004.47x = 15,198.47 × 7,461.53
  4. Step 4: Simplify right side
    11,004.47x = 113,403,811.53
  5. Step 5: Solve for x
    x = 113,403,811.53/11,004.47
  6. Step 6: Final answer
    x = 10,305.25

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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.