Home / 7,094.72-9,792.84-4,111.28

Finding the Fourth Proportional to 7,094.72, 9,792.84 and 4,111.28

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Solution

The fourth proportional to 7,094.72, 9,792.84 and 4,111.28 is: 5,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,094.72 : 9,792.84 = 4,111.28 : x
  2. Step 2: Convert to fraction form
    7,094.72/9,792.84 = 4,111.28/x
  3. Step 3: Cross multiply
    7,094.72x = 9,792.84 × 4,111.28
  4. Step 4: Simplify right side
    7,094.72x = 40,261,107.24
  5. Step 5: Solve for x
    x = 40,261,107.24/7,094.72
  6. Step 6: Final answer
    x = 5,674.80

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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.