Home / 3,036.60-4,555.74-1,188.24

Finding the Fourth Proportional to 3,036.60, 4,555.74 and 1,188.24

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Solution

The fourth proportional to 3,036.60, 4,555.74 and 1,188.24 is: 1,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.60 : 4,555.74 = 1,188.24 : x
  2. Step 2: Convert to fraction form
    3,036.60/4,555.74 = 1,188.24/x
  3. Step 3: Cross multiply
    3,036.60x = 4,555.74 × 1,188.24
  4. Step 4: Simplify right side
    3,036.60x = 5,413,299.87
  5. Step 5: Solve for x
    x = 5,413,299.87/3,036.60
  6. Step 6: Final answer
    x = 1,782.68

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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.