Home / 2,957.36-4,436.28-1,659.44

Finding the Fourth Proportional to 2,957.36, 4,436.28 and 1,659.44

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Solution

The fourth proportional to 2,957.36, 4,436.28 and 1,659.44 is: 2,489.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.36 : 4,436.28 = 1,659.44 : x
  2. Step 2: Convert to fraction form
    2,957.36/4,436.28 = 1,659.44/x
  3. Step 3: Cross multiply
    2,957.36x = 4,436.28 × 1,659.44
  4. Step 4: Simplify right side
    2,957.36x = 7,361,740.48
  5. Step 5: Solve for x
    x = 7,361,740.48/2,957.36
  6. Step 6: Final answer
    x = 2,489.29

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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.