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Finding the Fourth Proportional to 4,967.48, 6,855.48 and 3,397.68

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Solution

The fourth proportional to 4,967.48, 6,855.48 and 3,397.68 is: 4,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.48 : 6,855.48 = 3,397.68 : x
  2. Step 2: Convert to fraction form
    4,967.48/6,855.48 = 3,397.68/x
  3. Step 3: Cross multiply
    4,967.48x = 6,855.48 × 3,397.68
  4. Step 4: Simplify right side
    4,967.48x = 23,292,727.29
  5. Step 5: Solve for x
    x = 23,292,727.29/4,967.48
  6. Step 6: Final answer
    x = 4,689.04

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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.