Home / 11,579.16-17,368.74-4,183.59

Finding the Fourth Proportional to 11,579.16, 17,368.74 and 4,183.59

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Solution

The fourth proportional to 11,579.16, 17,368.74 and 4,183.59 is: 6,275.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.16 : 17,368.74 = 4,183.59 : x
  2. Step 2: Convert to fraction form
    11,579.16/17,368.74 = 4,183.59/x
  3. Step 3: Cross multiply
    11,579.16x = 17,368.74 × 4,183.59
  4. Step 4: Simplify right side
    11,579.16x = 72,663,686.98
  5. Step 5: Solve for x
    x = 72,663,686.98/11,579.16
  6. Step 6: Final answer
    x = 6,275.39

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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.