Home / 5,494.80-8,242.48-1,798.16

Finding the Fourth Proportional to 5,494.80, 8,242.48 and 1,798.16

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Solution

The fourth proportional to 5,494.80, 8,242.48 and 1,798.16 is: 2,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.80 : 8,242.48 = 1,798.16 : x
  2. Step 2: Convert to fraction form
    5,494.80/8,242.48 = 1,798.16/x
  3. Step 3: Cross multiply
    5,494.80x = 8,242.48 × 1,798.16
  4. Step 4: Simplify right side
    5,494.80x = 14,821,297.84
  5. Step 5: Solve for x
    x = 14,821,297.84/5,494.80
  6. Step 6: Final answer
    x = 2,697.33

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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.