Home / 5,007.69-6,908.79-3,858.26

Finding the Fourth Proportional to 5,007.69, 6,908.79 and 3,858.26

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Solution

The fourth proportional to 5,007.69, 6,908.79 and 3,858.26 is: 5,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.69 : 6,908.79 = 3,858.26 : x
  2. Step 2: Convert to fraction form
    5,007.69/6,908.79 = 3,858.26/x
  3. Step 3: Cross multiply
    5,007.69x = 6,908.79 × 3,858.26
  4. Step 4: Simplify right side
    5,007.69x = 26,655,939.85
  5. Step 5: Solve for x
    x = 26,655,939.85/5,007.69
  6. Step 6: Final answer
    x = 5,323.00

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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.