Home / 3,040.80-4,560.48-2,066.64

Finding the Fourth Proportional to 3,040.80, 4,560.48 and 2,066.64

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Solution

The fourth proportional to 3,040.80, 4,560.48 and 2,066.64 is: 3,099.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.80 : 4,560.48 = 2,066.64 : x
  2. Step 2: Convert to fraction form
    3,040.80/4,560.48 = 2,066.64/x
  3. Step 3: Cross multiply
    3,040.80x = 4,560.48 × 2,066.64
  4. Step 4: Simplify right side
    3,040.80x = 9,424,870.39
  5. Step 5: Solve for x
    x = 9,424,870.39/3,040.80
  6. Step 6: Final answer
    x = 3,099.47

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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.