Home / 6,810.78-9,395.82-4,452.60

Finding the Fourth Proportional to 6,810.78, 9,395.82 and 4,452.60

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Solution

The fourth proportional to 6,810.78, 9,395.82 and 4,452.60 is: 6,142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.78 : 9,395.82 = 4,452.60 : x
  2. Step 2: Convert to fraction form
    6,810.78/9,395.82 = 4,452.60/x
  3. Step 3: Cross multiply
    6,810.78x = 9,395.82 × 4,452.60
  4. Step 4: Simplify right side
    6,810.78x = 41,835,828.13
  5. Step 5: Solve for x
    x = 41,835,828.13/6,810.78
  6. Step 6: Final answer
    x = 6,142.59

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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.