Home / 3,548.37-4,897.08-1,976.70

Finding the Fourth Proportional to 3,548.37, 4,897.08 and 1,976.70

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Solution

The fourth proportional to 3,548.37, 4,897.08 and 1,976.70 is: 2,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.37 : 4,897.08 = 1,976.70 : x
  2. Step 2: Convert to fraction form
    3,548.37/4,897.08 = 1,976.70/x
  3. Step 3: Cross multiply
    3,548.37x = 4,897.08 × 1,976.70
  4. Step 4: Simplify right side
    3,548.37x = 9,680,058.04
  5. Step 5: Solve for x
    x = 9,680,058.04/3,548.37
  6. Step 6: Final answer
    x = 2,728.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.