Home / 4,214.16-6,321.37-1,440.34

Finding the Fourth Proportional to 4,214.16, 6,321.37 and 1,440.34

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Solution

The fourth proportional to 4,214.16, 6,321.37 and 1,440.34 is: 2,160.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.16 : 6,321.37 = 1,440.34 : x
  2. Step 2: Convert to fraction form
    4,214.16/6,321.37 = 1,440.34/x
  3. Step 3: Cross multiply
    4,214.16x = 6,321.37 × 1,440.34
  4. Step 4: Simplify right side
    4,214.16x = 9,104,950.32
  5. Step 5: Solve for x
    x = 9,104,950.32/4,214.16
  6. Step 6: Final answer
    x = 2,160.56

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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.