Home / 5,510.08-8,260.12-1,999.27

Finding the Fourth Proportional to 5,510.08, 8,260.12 and 1,999.27

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Solution

The fourth proportional to 5,510.08, 8,260.12 and 1,999.27 is: 2,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.08 : 8,260.12 = 1,999.27 : x
  2. Step 2: Convert to fraction form
    5,510.08/8,260.12 = 1,999.27/x
  3. Step 3: Cross multiply
    5,510.08x = 8,260.12 × 1,999.27
  4. Step 4: Simplify right side
    5,510.08x = 16,514,210.11
  5. Step 5: Solve for x
    x = 16,514,210.11/5,510.08
  6. Step 6: Final answer
    x = 2,997.09

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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.