Home / 2,957.32-4,417.37-2,170.36

Finding the Fourth Proportional to 2,957.32, 4,417.37 and 2,170.36

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Solution

The fourth proportional to 2,957.32, 4,417.37 and 2,170.36 is: 3,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.32 : 4,417.37 = 2,170.36 : x
  2. Step 2: Convert to fraction form
    2,957.32/4,417.37 = 2,170.36/x
  3. Step 3: Cross multiply
    2,957.32x = 4,417.37 × 2,170.36
  4. Step 4: Simplify right side
    2,957.32x = 9,587,283.15
  5. Step 5: Solve for x
    x = 9,587,283.15/2,957.32
  6. Step 6: Final answer
    x = 3,241.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.