Home / 6,260.79-9,391.32-1,878.33

Finding the Fourth Proportional to 6,260.79, 9,391.32 and 1,878.33

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Solution

The fourth proportional to 6,260.79, 9,391.32 and 1,878.33 is: 2,817.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.79 : 9,391.32 = 1,878.33 : x
  2. Step 2: Convert to fraction form
    6,260.79/9,391.32 = 1,878.33/x
  3. Step 3: Cross multiply
    6,260.79x = 9,391.32 × 1,878.33
  4. Step 4: Simplify right side
    6,260.79x = 17,639,998.10
  5. Step 5: Solve for x
    x = 17,639,998.10/6,260.79
  6. Step 6: Final answer
    x = 2,817.54

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1.5x scale

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.