Home / 2,500.58-3,450.80-1,838.67

Finding the Fourth Proportional to 2,500.58, 3,450.80 and 1,838.67

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Solution

The fourth proportional to 2,500.58, 3,450.80 and 1,838.67 is: 2,537.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.58 : 3,450.80 = 1,838.67 : x
  2. Step 2: Convert to fraction form
    2,500.58/3,450.80 = 1,838.67/x
  3. Step 3: Cross multiply
    2,500.58x = 3,450.80 × 1,838.67
  4. Step 4: Simplify right side
    2,500.58x = 6,344,873.24
  5. Step 5: Solve for x
    x = 6,344,873.24/2,500.58
  6. Step 6: Final answer
    x = 2,537.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.