Home / 2,957.06-4,435.61-1,313.16

Finding the Fourth Proportional to 2,957.06, 4,435.61 and 1,313.16

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Solution

The fourth proportional to 2,957.06, 4,435.61 and 1,313.16 is: 1,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.06 : 4,435.61 = 1,313.16 : x
  2. Step 2: Convert to fraction form
    2,957.06/4,435.61 = 1,313.16/x
  3. Step 3: Cross multiply
    2,957.06x = 4,435.61 × 1,313.16
  4. Step 4: Simplify right side
    2,957.06x = 5,824,665.63
  5. Step 5: Solve for x
    x = 5,824,665.63/2,957.06
  6. Step 6: Final answer
    x = 1,969.75

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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.