Home / 10,354.24-14,288.88-6,162.40

Finding the Fourth Proportional to 10,354.24, 14,288.88 and 6,162.40

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Solution

The fourth proportional to 10,354.24, 14,288.88 and 6,162.40 is: 8,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.24 : 14,288.88 = 6,162.40 : x
  2. Step 2: Convert to fraction form
    10,354.24/14,288.88 = 6,162.40/x
  3. Step 3: Cross multiply
    10,354.24x = 14,288.88 × 6,162.40
  4. Step 4: Simplify right side
    10,354.24x = 88,053,794.11
  5. Step 5: Solve for x
    x = 88,053,794.11/10,354.24
  6. Step 6: Final answer
    x = 8,504.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.