Home / 5,477.80-7,558.76-3,353.87

Finding the Fourth Proportional to 5,477.80, 7,558.76 and 3,353.87

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Solution

The fourth proportional to 5,477.80, 7,558.76 and 3,353.87 is: 4,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.80 : 7,558.76 = 3,353.87 : x
  2. Step 2: Convert to fraction form
    5,477.80/7,558.76 = 3,353.87/x
  3. Step 3: Cross multiply
    5,477.80x = 7,558.76 × 3,353.87
  4. Step 4: Simplify right side
    5,477.80x = 25,351,082.63
  5. Step 5: Solve for x
    x = 25,351,082.63/5,477.80
  6. Step 6: Final answer
    x = 4,627.97

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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.