Home / 9,402.24-14,103.36-2,828.64

Finding the Fourth Proportional to 9,402.24, 14,103.36 and 2,828.64

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Solution

The fourth proportional to 9,402.24, 14,103.36 and 2,828.64 is: 4,242.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.24 : 14,103.36 = 2,828.64 : x
  2. Step 2: Convert to fraction form
    9,402.24/14,103.36 = 2,828.64/x
  3. Step 3: Cross multiply
    9,402.24x = 14,103.36 × 2,828.64
  4. Step 4: Simplify right side
    9,402.24x = 39,893,328.23
  5. Step 5: Solve for x
    x = 39,893,328.23/9,402.24
  6. Step 6: Final answer
    x = 4,242.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.