Home / 5,477.24-7,558.80-3,119.34

Finding the Fourth Proportional to 5,477.24, 7,558.80 and 3,119.34

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Solution

The fourth proportional to 5,477.24, 7,558.80 and 3,119.34 is: 4,304.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.24 : 7,558.80 = 3,119.34 : x
  2. Step 2: Convert to fraction form
    5,477.24/7,558.80 = 3,119.34/x
  3. Step 3: Cross multiply
    5,477.24x = 7,558.80 × 3,119.34
  4. Step 4: Simplify right side
    5,477.24x = 23,578,467.19
  5. Step 5: Solve for x
    x = 23,578,467.19/5,477.24
  6. Step 6: Final answer
    x = 4,304.81

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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.