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Finding the Fourth Proportional to 4,968.48, 7,448.40 and 2,367.84

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Solution

The fourth proportional to 4,968.48, 7,448.40 and 2,367.84 is: 3,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.48 : 7,448.40 = 2,367.84 : x
  2. Step 2: Convert to fraction form
    4,968.48/7,448.40 = 2,367.84/x
  3. Step 3: Cross multiply
    4,968.48x = 7,448.40 × 2,367.84
  4. Step 4: Simplify right side
    4,968.48x = 17,636,619.46
  5. Step 5: Solve for x
    x = 17,636,619.46/4,968.48
  6. Step 6: Final answer
    x = 3,549.70

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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.