Home / 6,860.10-9,466.86-3,716.25

Finding the Fourth Proportional to 6,860.10, 9,466.86 and 3,716.25

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Solution

The fourth proportional to 6,860.10, 9,466.86 and 3,716.25 is: 5,128.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.10 : 9,466.86 = 3,716.25 : x
  2. Step 2: Convert to fraction form
    6,860.10/9,466.86 = 3,716.25/x
  3. Step 3: Cross multiply
    6,860.10x = 9,466.86 × 3,716.25
  4. Step 4: Simplify right side
    6,860.10x = 35,181,218.48
  5. Step 5: Solve for x
    x = 35,181,218.48/6,860.10
  6. Step 6: Final answer
    x = 5,128.38

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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.