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Finding the Fourth Proportional to 9,551.92, 13,179.32 and 7,316.32

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Solution

The fourth proportional to 9,551.92, 13,179.32 and 7,316.32 is: 10,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.92 : 13,179.32 = 7,316.32 : x
  2. Step 2: Convert to fraction form
    9,551.92/13,179.32 = 7,316.32/x
  3. Step 3: Cross multiply
    9,551.92x = 13,179.32 × 7,316.32
  4. Step 4: Simplify right side
    9,551.92x = 96,424,122.50
  5. Step 5: Solve for x
    x = 96,424,122.50/9,551.92
  6. Step 6: Final answer
    x = 10,094.74

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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.