Home / 4,957.23-7,435.80-1,670.30

Finding the Fourth Proportional to 4,957.23, 7,435.80 and 1,670.30

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Solution

The fourth proportional to 4,957.23, 7,435.80 and 1,670.30 is: 2,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.23 : 7,435.80 = 1,670.30 : x
  2. Step 2: Convert to fraction form
    4,957.23/7,435.80 = 1,670.30/x
  3. Step 3: Cross multiply
    4,957.23x = 7,435.80 × 1,670.30
  4. Step 4: Simplify right side
    4,957.23x = 12,420,016.74
  5. Step 5: Solve for x
    x = 12,420,016.74/4,957.23
  6. Step 6: Final answer
    x = 2,505.43

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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.