Home / 11,579.77-17,359.40-5,653.38

Finding the Fourth Proportional to 11,579.77, 17,359.40 and 5,653.38

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Solution

The fourth proportional to 11,579.77, 17,359.40 and 5,653.38 is: 8,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.77 : 17,359.40 = 5,653.38 : x
  2. Step 2: Convert to fraction form
    11,579.77/17,359.40 = 5,653.38/x
  3. Step 3: Cross multiply
    11,579.77x = 17,359.40 × 5,653.38
  4. Step 4: Simplify right side
    11,579.77x = 98,139,364.00
  5. Step 5: Solve for x
    x = 98,139,364.00/11,579.77
  6. Step 6: Final answer
    x = 8,475.07

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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.