Home / 2,957.07-4,436.52-1,313.49

Finding the Fourth Proportional to 2,957.07, 4,436.52 and 1,313.49

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Solution

The fourth proportional to 2,957.07, 4,436.52 and 1,313.49 is: 1,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.07 : 4,436.52 = 1,313.49 : x
  2. Step 2: Convert to fraction form
    2,957.07/4,436.52 = 1,313.49/x
  3. Step 3: Cross multiply
    2,957.07x = 4,436.52 × 1,313.49
  4. Step 4: Simplify right side
    2,957.07x = 5,827,324.65
  5. Step 5: Solve for x
    x = 5,827,324.65/2,957.07
  6. Step 6: Final answer
    x = 1,970.64

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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.