Home / 5,724.80-7,897.92-4,396.16

Finding the Fourth Proportional to 5,724.80, 7,897.92 and 4,396.16

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Solution

The fourth proportional to 5,724.80, 7,897.92 and 4,396.16 is: 6,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.80 : 7,897.92 = 4,396.16 : x
  2. Step 2: Convert to fraction form
    5,724.80/7,897.92 = 4,396.16/x
  3. Step 3: Cross multiply
    5,724.80x = 7,897.92 × 4,396.16
  4. Step 4: Simplify right side
    5,724.80x = 34,720,519.99
  5. Step 5: Solve for x
    x = 34,720,519.99/5,724.80
  6. Step 6: Final answer
    x = 6,064.93

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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.