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Finding the Fourth Proportional to 4,804.88, 7,200.12 and 3,570.32

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Solution

The fourth proportional to 4,804.88, 7,200.12 and 3,570.32 is: 5,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.88 : 7,200.12 = 3,570.32 : x
  2. Step 2: Convert to fraction form
    4,804.88/7,200.12 = 3,570.32/x
  3. Step 3: Cross multiply
    4,804.88x = 7,200.12 × 3,570.32
  4. Step 4: Simplify right side
    4,804.88x = 25,706,732.44
  5. Step 5: Solve for x
    x = 25,706,732.44/4,804.88
  6. Step 6: Final answer
    x = 5,350.13

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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.