Home / 2,639.32-3,642.33-1,460.50

Finding the Fourth Proportional to 2,639.32, 3,642.33 and 1,460.50

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Solution

The fourth proportional to 2,639.32, 3,642.33 and 1,460.50 is: 2,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639.32 : 3,642.33 = 1,460.50 : x
  2. Step 2: Convert to fraction form
    2,639.32/3,642.33 = 1,460.50/x
  3. Step 3: Cross multiply
    2,639.32x = 3,642.33 × 1,460.50
  4. Step 4: Simplify right side
    2,639.32x = 5,319,619.34
  5. Step 5: Solve for x
    x = 5,319,619.34/2,639.32
  6. Step 6: Final answer
    x = 2,015.53

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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.