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Finding the Fourth Proportional to 7,394.58, 11,088.81 and 3,009.06

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Solution

The fourth proportional to 7,394.58, 11,088.81 and 3,009.06 is: 4,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.58 : 11,088.81 = 3,009.06 : x
  2. Step 2: Convert to fraction form
    7,394.58/11,088.81 = 3,009.06/x
  3. Step 3: Cross multiply
    7,394.58x = 11,088.81 × 3,009.06
  4. Step 4: Simplify right side
    7,394.58x = 33,366,894.62
  5. Step 5: Solve for x
    x = 33,366,894.62/7,394.58
  6. Step 6: Final answer
    x = 4,512.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.