Home / 6,412.25-9,621.71-4,851.79

Finding the Fourth Proportional to 6,412.25, 9,621.71 and 4,851.79

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Solution

The fourth proportional to 6,412.25, 9,621.71 and 4,851.79 is: 7,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.25 : 9,621.71 = 4,851.79 : x
  2. Step 2: Convert to fraction form
    6,412.25/9,621.71 = 4,851.79/x
  3. Step 3: Cross multiply
    6,412.25x = 9,621.71 × 4,851.79
  4. Step 4: Simplify right side
    6,412.25x = 46,682,506.48
  5. Step 5: Solve for x
    x = 46,682,506.48/6,412.25
  6. Step 6: Final answer
    x = 7,280.21

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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.