Home / 5,866.40-8,798.18-2,169.05

Finding the Fourth Proportional to 5,866.40, 8,798.18 and 2,169.05

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Solution

The fourth proportional to 5,866.40, 8,798.18 and 2,169.05 is: 3,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866.40 : 8,798.18 = 2,169.05 : x
  2. Step 2: Convert to fraction form
    5,866.40/8,798.18 = 2,169.05/x
  3. Step 3: Cross multiply
    5,866.40x = 8,798.18 × 2,169.05
  4. Step 4: Simplify right side
    5,866.40x = 19,083,692.33
  5. Step 5: Solve for x
    x = 19,083,692.33/5,866.40
  6. Step 6: Final answer
    x = 3,253.05

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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.