Home / 1,518.44-2,096.34-1,430.96

Finding the Fourth Proportional to 1,518.44, 2,096.34 and 1,430.96

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Solution

The fourth proportional to 1,518.44, 2,096.34 and 1,430.96 is: 1,975.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.44 : 2,096.34 = 1,430.96 : x
  2. Step 2: Convert to fraction form
    1,518.44/2,096.34 = 1,430.96/x
  3. Step 3: Cross multiply
    1,518.44x = 2,096.34 × 1,430.96
  4. Step 4: Simplify right side
    1,518.44x = 2,999,778.69
  5. Step 5: Solve for x
    x = 2,999,778.69/1,518.44
  6. Step 6: Final answer
    x = 1,975.57

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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.