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Finding the Fourth Proportional to 7,673.04, 11,503.08 and 4,717.08

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Solution

The fourth proportional to 7,673.04, 11,503.08 and 4,717.08 is: 7,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.04 : 11,503.08 = 4,717.08 : x
  2. Step 2: Convert to fraction form
    7,673.04/11,503.08 = 4,717.08/x
  3. Step 3: Cross multiply
    7,673.04x = 11,503.08 × 4,717.08
  4. Step 4: Simplify right side
    7,673.04x = 54,260,948.61
  5. Step 5: Solve for x
    x = 54,260,948.61/7,673.04
  6. Step 6: Final answer
    x = 7,071.64

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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.