Home / 3,039.24-4,557.78-1,479.24

Finding the Fourth Proportional to 3,039.24, 4,557.78 and 1,479.24

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Solution

The fourth proportional to 3,039.24, 4,557.78 and 1,479.24 is: 2,218.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.24 : 4,557.78 = 1,479.24 : x
  2. Step 2: Convert to fraction form
    3,039.24/4,557.78 = 1,479.24/x
  3. Step 3: Cross multiply
    3,039.24x = 4,557.78 × 1,479.24
  4. Step 4: Simplify right side
    3,039.24x = 6,742,050.49
  5. Step 5: Solve for x
    x = 6,742,050.49/3,039.24
  6. Step 6: Final answer
    x = 2,218.33

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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.