Home / 7,111.78-9,812.26-4,593.99

Finding the Fourth Proportional to 7,111.78, 9,812.26 and 4,593.99

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Solution

The fourth proportional to 7,111.78, 9,812.26 and 4,593.99 is: 6,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111.78 : 9,812.26 = 4,593.99 : x
  2. Step 2: Convert to fraction form
    7,111.78/9,812.26 = 4,593.99/x
  3. Step 3: Cross multiply
    7,111.78x = 9,812.26 × 4,593.99
  4. Step 4: Simplify right side
    7,111.78x = 45,077,424.32
  5. Step 5: Solve for x
    x = 45,077,424.32/7,111.78
  6. Step 6: Final answer
    x = 6,338.42

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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.