Home / 5,847.77-8,772.81-1,898.29

Finding the Fourth Proportional to 5,847.77, 8,772.81 and 1,898.29

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Solution

The fourth proportional to 5,847.77, 8,772.81 and 1,898.29 is: 2,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.77 : 8,772.81 = 1,898.29 : x
  2. Step 2: Convert to fraction form
    5,847.77/8,772.81 = 1,898.29/x
  3. Step 3: Cross multiply
    5,847.77x = 8,772.81 × 1,898.29
  4. Step 4: Simplify right side
    5,847.77x = 16,653,337.49
  5. Step 5: Solve for x
    x = 16,653,337.49/5,847.77
  6. Step 6: Final answer
    x = 2,847.81

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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.