Home / 9,579.30-14,369.28-2,653.22

Finding the Fourth Proportional to 9,579.30, 14,369.28 and 2,653.22

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Solution

The fourth proportional to 9,579.30, 14,369.28 and 2,653.22 is: 3,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.30 : 14,369.28 = 2,653.22 : x
  2. Step 2: Convert to fraction form
    9,579.30/14,369.28 = 2,653.22/x
  3. Step 3: Cross multiply
    9,579.30x = 14,369.28 × 2,653.22
  4. Step 4: Simplify right side
    9,579.30x = 38,124,861.08
  5. Step 5: Solve for x
    x = 38,124,861.08/9,579.30
  6. Step 6: Final answer
    x = 3,979.92

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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.