Home / 9,579.20-14,368.79-3,005.89

Finding the Fourth Proportional to 9,579.20, 14,368.79 and 3,005.89

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Solution

The fourth proportional to 9,579.20, 14,368.79 and 3,005.89 is: 4,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.20 : 14,368.79 = 3,005.89 : x
  2. Step 2: Convert to fraction form
    9,579.20/14,368.79 = 3,005.89/x
  3. Step 3: Cross multiply
    9,579.20x = 14,368.79 × 3,005.89
  4. Step 4: Simplify right side
    9,579.20x = 43,190,973.77
  5. Step 5: Solve for x
    x = 43,190,973.77/9,579.20
  6. Step 6: Final answer
    x = 4,508.83

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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.