Home / 5,289.16-7,937.74-3,604.36

Finding the Fourth Proportional to 5,289.16, 7,937.74 and 3,604.36

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Solution

The fourth proportional to 5,289.16, 7,937.74 and 3,604.36 is: 5,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.16 : 7,937.74 = 3,604.36 : x
  2. Step 2: Convert to fraction form
    5,289.16/7,937.74 = 3,604.36/x
  3. Step 3: Cross multiply
    5,289.16x = 7,937.74 × 3,604.36
  4. Step 4: Simplify right side
    5,289.16x = 28,610,472.55
  5. Step 5: Solve for x
    x = 28,610,472.55/5,289.16
  6. Step 6: Final answer
    x = 5,409.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.