Home / 1,436.85-2,152.08-1,401.93

Finding the Fourth Proportional to 1,436.85, 2,152.08 and 1,401.93

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Solution

The fourth proportional to 1,436.85, 2,152.08 and 1,401.93 is: 2,099.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436.85 : 2,152.08 = 1,401.93 : x
  2. Step 2: Convert to fraction form
    1,436.85/2,152.08 = 1,401.93/x
  3. Step 3: Cross multiply
    1,436.85x = 2,152.08 × 1,401.93
  4. Step 4: Simplify right side
    1,436.85x = 3,017,065.51
  5. Step 5: Solve for x
    x = 3,017,065.51/1,436.85
  6. Step 6: Final answer
    x = 2,099.78

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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.