Home / 1,551.57-2,327.67-1,396.67

Finding the Fourth Proportional to 1,551.57, 2,327.67 and 1,396.67

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Solution

The fourth proportional to 1,551.57, 2,327.67 and 1,396.67 is: 2,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.57 : 2,327.67 = 1,396.67 : x
  2. Step 2: Convert to fraction form
    1,551.57/2,327.67 = 1,396.67/x
  3. Step 3: Cross multiply
    1,551.57x = 2,327.67 × 1,396.67
  4. Step 4: Simplify right side
    1,551.57x = 3,250,975.22
  5. Step 5: Solve for x
    x = 3,250,975.22/1,551.57
  6. Step 6: Final answer
    x = 2,095.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.