Home / 2,957.58-4,436.56-1,108.58

Finding the Fourth Proportional to 2,957.58, 4,436.56 and 1,108.58

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Solution

The fourth proportional to 2,957.58, 4,436.56 and 1,108.58 is: 1,662.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.58 : 4,436.56 = 1,108.58 : x
  2. Step 2: Convert to fraction form
    2,957.58/4,436.56 = 1,108.58/x
  3. Step 3: Cross multiply
    2,957.58x = 4,436.56 × 1,108.58
  4. Step 4: Simplify right side
    2,957.58x = 4,918,269.76
  5. Step 5: Solve for x
    x = 4,918,269.76/2,957.58
  6. Step 6: Final answer
    x = 1,662.94

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1.5x scale

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.