Home / 5,444.75-8,172.13-3,368.81

Finding the Fourth Proportional to 5,444.75, 8,172.13 and 3,368.81

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Solution

The fourth proportional to 5,444.75, 8,172.13 and 3,368.81 is: 5,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.75 : 8,172.13 = 3,368.81 : x
  2. Step 2: Convert to fraction form
    5,444.75/8,172.13 = 3,368.81/x
  3. Step 3: Cross multiply
    5,444.75x = 8,172.13 × 3,368.81
  4. Step 4: Simplify right side
    5,444.75x = 27,530,303.98
  5. Step 5: Solve for x
    x = 27,530,303.98/5,444.75
  6. Step 6: Final answer
    x = 5,056.31

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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.