Home / 2,814.49-4,219.59-1,703.67

Finding the Fourth Proportional to 2,814.49, 4,219.59 and 1,703.67

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Solution

The fourth proportional to 2,814.49, 4,219.59 and 1,703.67 is: 2,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.49 : 4,219.59 = 1,703.67 : x
  2. Step 2: Convert to fraction form
    2,814.49/4,219.59 = 1,703.67/x
  3. Step 3: Cross multiply
    2,814.49x = 4,219.59 × 1,703.67
  4. Step 4: Simplify right side
    2,814.49x = 7,188,788.90
  5. Step 5: Solve for x
    x = 7,188,788.90/2,814.49
  6. Step 6: Final answer
    x = 2,554.21

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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.