Home / 2,518.98-3,474.45-1,573.74

Finding the Fourth Proportional to 2,518.98, 3,474.45 and 1,573.74

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Solution

The fourth proportional to 2,518.98, 3,474.45 and 1,573.74 is: 2,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.98 : 3,474.45 = 1,573.74 : x
  2. Step 2: Convert to fraction form
    2,518.98/3,474.45 = 1,573.74/x
  3. Step 3: Cross multiply
    2,518.98x = 3,474.45 × 1,573.74
  4. Step 4: Simplify right side
    2,518.98x = 5,467,880.94
  5. Step 5: Solve for x
    x = 5,467,880.94/2,518.98
  6. Step 6: Final answer
    x = 2,170.67

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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.