Home / 5,685.32-8,540.90-4,023.30

Finding the Fourth Proportional to 5,685.32, 8,540.90 and 4,023.30

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Solution

The fourth proportional to 5,685.32, 8,540.90 and 4,023.30 is: 6,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.32 : 8,540.90 = 4,023.30 : x
  2. Step 2: Convert to fraction form
    5,685.32/8,540.90 = 4,023.30/x
  3. Step 3: Cross multiply
    5,685.32x = 8,540.90 × 4,023.30
  4. Step 4: Simplify right side
    5,685.32x = 34,362,582.85
  5. Step 5: Solve for x
    x = 34,362,582.85/5,685.32
  6. Step 6: Final answer
    x = 6,044.09

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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.