Home / 3,038.19-4,561.22-1,578.36

Finding the Fourth Proportional to 3,038.19, 4,561.22 and 1,578.36

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Solution

The fourth proportional to 3,038.19, 4,561.22 and 1,578.36 is: 2,369.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.19 : 4,561.22 = 1,578.36 : x
  2. Step 2: Convert to fraction form
    3,038.19/4,561.22 = 1,578.36/x
  3. Step 3: Cross multiply
    3,038.19x = 4,561.22 × 1,578.36
  4. Step 4: Simplify right side
    3,038.19x = 7,199,247.20
  5. Step 5: Solve for x
    x = 7,199,247.20/3,038.19
  6. Step 6: Final answer
    x = 2,369.58

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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.