Home / 3,040.09-4,557.57-1,574.80

Finding the Fourth Proportional to 3,040.09, 4,557.57 and 1,574.80

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Solution

The fourth proportional to 3,040.09, 4,557.57 and 1,574.80 is: 2,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.09 : 4,557.57 = 1,574.80 : x
  2. Step 2: Convert to fraction form
    3,040.09/4,557.57 = 1,574.80/x
  3. Step 3: Cross multiply
    3,040.09x = 4,557.57 × 1,574.80
  4. Step 4: Simplify right side
    3,040.09x = 7,177,261.24
  5. Step 5: Solve for x
    x = 7,177,261.24/3,040.09
  6. Step 6: Final answer
    x = 2,360.87

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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.