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Finding the Fourth Proportional to 9,484.55, 13,081.39 and 7,253.81

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Solution

The fourth proportional to 9,484.55, 13,081.39 and 7,253.81 is: 10,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,484.55 : 13,081.39 = 7,253.81 : x
  2. Step 2: Convert to fraction form
    9,484.55/13,081.39 = 7,253.81/x
  3. Step 3: Cross multiply
    9,484.55x = 13,081.39 × 7,253.81
  4. Step 4: Simplify right side
    9,484.55x = 94,889,917.60
  5. Step 5: Solve for x
    x = 94,889,917.60/9,484.55
  6. Step 6: Final answer
    x = 10,004.68

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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.