Home / 2,957.51-4,436.08-1,108.47

Finding the Fourth Proportional to 2,957.51, 4,436.08 and 1,108.47

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Solution

The fourth proportional to 2,957.51, 4,436.08 and 1,108.47 is: 1,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.51 : 4,436.08 = 1,108.47 : x
  2. Step 2: Convert to fraction form
    2,957.51/4,436.08 = 1,108.47/x
  3. Step 3: Cross multiply
    2,957.51x = 4,436.08 × 1,108.47
  4. Step 4: Simplify right side
    2,957.51x = 4,917,246.35
  5. Step 5: Solve for x
    x = 4,917,246.35/2,957.51
  6. Step 6: Final answer
    x = 1,662.63

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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.