Home / 11,853.06-17,782.16-3,533.76

Finding the Fourth Proportional to 11,853.06, 17,782.16 and 3,533.76

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Solution

The fourth proportional to 11,853.06, 17,782.16 and 3,533.76 is: 5,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853.06 : 17,782.16 = 3,533.76 : x
  2. Step 2: Convert to fraction form
    11,853.06/17,782.16 = 3,533.76/x
  3. Step 3: Cross multiply
    11,853.06x = 17,782.16 × 3,533.76
  4. Step 4: Simplify right side
    11,853.06x = 62,837,868.05
  5. Step 5: Solve for x
    x = 62,837,868.05/11,853.06
  6. Step 6: Final answer
    x = 5,301.40

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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.