Home / 5,231.02-7,219.83-3,242.46

Finding the Fourth Proportional to 5,231.02, 7,219.83 and 3,242.46

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Solution

The fourth proportional to 5,231.02, 7,219.83 and 3,242.46 is: 4,475.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.02 : 7,219.83 = 3,242.46 : x
  2. Step 2: Convert to fraction form
    5,231.02/7,219.83 = 3,242.46/x
  3. Step 3: Cross multiply
    5,231.02x = 7,219.83 × 3,242.46
  4. Step 4: Simplify right side
    5,231.02x = 23,410,009.98
  5. Step 5: Solve for x
    x = 23,410,009.98/5,231.02
  6. Step 6: Final answer
    x = 4,475.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.