Home / 5,790.37-8,685.21-3,569.63

Finding the Fourth Proportional to 5,790.37, 8,685.21 and 3,569.63

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Solution

The fourth proportional to 5,790.37, 8,685.21 and 3,569.63 is: 5,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.37 : 8,685.21 = 3,569.63 : x
  2. Step 2: Convert to fraction form
    5,790.37/8,685.21 = 3,569.63/x
  3. Step 3: Cross multiply
    5,790.37x = 8,685.21 × 3,569.63
  4. Step 4: Simplify right side
    5,790.37x = 31,002,929.36
  5. Step 5: Solve for x
    x = 31,002,929.36/5,790.37
  6. Step 6: Final answer
    x = 5,354.22

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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.