Home / 4,300.40-6,450.02-1,957.88

Finding the Fourth Proportional to 4,300.40, 6,450.02 and 1,957.88

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Solution

The fourth proportional to 4,300.40, 6,450.02 and 1,957.88 is: 2,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.40 : 6,450.02 = 1,957.88 : x
  2. Step 2: Convert to fraction form
    4,300.40/6,450.02 = 1,957.88/x
  3. Step 3: Cross multiply
    4,300.40x = 6,450.02 × 1,957.88
  4. Step 4: Simplify right side
    4,300.40x = 12,628,365.16
  5. Step 5: Solve for x
    x = 12,628,365.16/4,300.40
  6. Step 6: Final answer
    x = 2,936.56

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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.