Home / 5,847.54-8,772.68-1,898.78

Finding the Fourth Proportional to 5,847.54, 8,772.68 and 1,898.78

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Solution

The fourth proportional to 5,847.54, 8,772.68 and 1,898.78 is: 2,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.54 : 8,772.68 = 1,898.78 : x
  2. Step 2: Convert to fraction form
    5,847.54/8,772.68 = 1,898.78/x
  3. Step 3: Cross multiply
    5,847.54x = 8,772.68 × 1,898.78
  4. Step 4: Simplify right side
    5,847.54x = 16,657,389.33
  5. Step 5: Solve for x
    x = 16,657,389.33/5,847.54
  6. Step 6: Final answer
    x = 2,848.62

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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.