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Finding the Fourth Proportional to 7,494.12, 10,342.08 and 4,698

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Solution

The fourth proportional to 7,494.12, 10,342.08 and 4,698 is: 6,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.12 : 10,342.08 = 4,698 : x
  2. Step 2: Convert to fraction form
    7,494.12/10,342.08 = 4,698/x
  3. Step 3: Cross multiply
    7,494.12x = 10,342.08 × 4,698
  4. Step 4: Simplify right side
    7,494.12x = 48,587,091.84
  5. Step 5: Solve for x
    x = 48,587,091.84/7,494.12
  6. Step 6: Final answer
    x = 6,483.36

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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.