Home / 4,040.80-5,577.81-2,362.74

Finding the Fourth Proportional to 4,040.80, 5,577.81 and 2,362.74

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Solution

The fourth proportional to 4,040.80, 5,577.81 and 2,362.74 is: 3,261.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.80 : 5,577.81 = 2,362.74 : x
  2. Step 2: Convert to fraction form
    4,040.80/5,577.81 = 2,362.74/x
  3. Step 3: Cross multiply
    4,040.80x = 5,577.81 × 2,362.74
  4. Step 4: Simplify right side
    4,040.80x = 13,178,914.80
  5. Step 5: Solve for x
    x = 13,178,914.80/4,040.80
  6. Step 6: Final answer
    x = 3,261.46

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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.