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Finding the Fourth Proportional to 4,611.16, 6,918.18 and 4,244.68

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Solution

The fourth proportional to 4,611.16, 6,918.18 and 4,244.68 is: 6,368.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.16 : 6,918.18 = 4,244.68 : x
  2. Step 2: Convert to fraction form
    4,611.16/6,918.18 = 4,244.68/x
  3. Step 3: Cross multiply
    4,611.16x = 6,918.18 × 4,244.68
  4. Step 4: Simplify right side
    4,611.16x = 29,365,460.28
  5. Step 5: Solve for x
    x = 29,365,460.28/4,611.16
  6. Step 6: Final answer
    x = 6,368.35

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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.