Home / 4,810.48-7,205.40-3,245.20

Finding the Fourth Proportional to 4,810.48, 7,205.40 and 3,245.20

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Solution

The fourth proportional to 4,810.48, 7,205.40 and 3,245.20 is: 4,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.48 : 7,205.40 = 3,245.20 : x
  2. Step 2: Convert to fraction form
    4,810.48/7,205.40 = 3,245.20/x
  3. Step 3: Cross multiply
    4,810.48x = 7,205.40 × 3,245.20
  4. Step 4: Simplify right side
    4,810.48x = 23,382,964.08
  5. Step 5: Solve for x
    x = 23,382,964.08/4,810.48
  6. Step 6: Final answer
    x = 4,860.84

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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.