Home / 9,430.34-14,145.57-2,857.01

Finding the Fourth Proportional to 9,430.34, 14,145.57 and 2,857.01

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Solution

The fourth proportional to 9,430.34, 14,145.57 and 2,857.01 is: 4,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.34 : 14,145.57 = 2,857.01 : x
  2. Step 2: Convert to fraction form
    9,430.34/14,145.57 = 2,857.01/x
  3. Step 3: Cross multiply
    9,430.34x = 14,145.57 × 2,857.01
  4. Step 4: Simplify right side
    9,430.34x = 40,413,964.22
  5. Step 5: Solve for x
    x = 40,413,964.22/9,430.34
  6. Step 6: Final answer
    x = 4,285.53

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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.