Home / 4,957.29-7,435.53-1,670.31

Finding the Fourth Proportional to 4,957.29, 7,435.53 and 1,670.31

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Solution

The fourth proportional to 4,957.29, 7,435.53 and 1,670.31 is: 2,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.29 : 7,435.53 = 1,670.31 : x
  2. Step 2: Convert to fraction form
    4,957.29/7,435.53 = 1,670.31/x
  3. Step 3: Cross multiply
    4,957.29x = 7,435.53 × 1,670.31
  4. Step 4: Simplify right side
    4,957.29x = 12,419,640.11
  5. Step 5: Solve for x
    x = 12,419,640.11/4,957.29
  6. Step 6: Final answer
    x = 2,505.33

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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.