Home / 9,434.04-13,018.50-5,242.20

Finding the Fourth Proportional to 9,434.04, 13,018.50 and 5,242.20

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Solution

The fourth proportional to 9,434.04, 13,018.50 and 5,242.20 is: 7,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.04 : 13,018.50 = 5,242.20 : x
  2. Step 2: Convert to fraction form
    9,434.04/13,018.50 = 5,242.20/x
  3. Step 3: Cross multiply
    9,434.04x = 13,018.50 × 5,242.20
  4. Step 4: Simplify right side
    9,434.04x = 68,245,580.70
  5. Step 5: Solve for x
    x = 68,245,580.70/9,434.04
  6. Step 6: Final answer
    x = 7,233.97

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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.