Home / 7,083.89-9,771.91-4,394.19

Finding the Fourth Proportional to 7,083.89, 9,771.91 and 4,394.19

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Solution

The fourth proportional to 7,083.89, 9,771.91 and 4,394.19 is: 6,061.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.89 : 9,771.91 = 4,394.19 : x
  2. Step 2: Convert to fraction form
    7,083.89/9,771.91 = 4,394.19/x
  3. Step 3: Cross multiply
    7,083.89x = 9,771.91 × 4,394.19
  4. Step 4: Simplify right side
    7,083.89x = 42,939,629.20
  5. Step 5: Solve for x
    x = 42,939,629.20/7,083.89
  6. Step 6: Final answer
    x = 6,061.59

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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.