Home / 7,470.12-11,201.36-4,182.33

Finding the Fourth Proportional to 7,470.12, 11,201.36 and 4,182.33

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Solution

The fourth proportional to 7,470.12, 11,201.36 and 4,182.33 is: 6,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.12 : 11,201.36 = 4,182.33 : x
  2. Step 2: Convert to fraction form
    7,470.12/11,201.36 = 4,182.33/x
  3. Step 3: Cross multiply
    7,470.12x = 11,201.36 × 4,182.33
  4. Step 4: Simplify right side
    7,470.12x = 46,847,763.06
  5. Step 5: Solve for x
    x = 46,847,763.06/7,470.12
  6. Step 6: Final answer
    x = 6,271.35

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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.