Home / 8,979.40-13,471.74-4,599.82

Finding the Fourth Proportional to 8,979.40, 13,471.74 and 4,599.82

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Solution

The fourth proportional to 8,979.40, 13,471.74 and 4,599.82 is: 6,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979.40 : 13,471.74 = 4,599.82 : x
  2. Step 2: Convert to fraction form
    8,979.40/13,471.74 = 4,599.82/x
  3. Step 3: Cross multiply
    8,979.40x = 13,471.74 × 4,599.82
  4. Step 4: Simplify right side
    8,979.40x = 61,967,579.09
  5. Step 5: Solve for x
    x = 61,967,579.09/8,979.40
  6. Step 6: Final answer
    x = 6,901.08

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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.