Home / 2,574.07-3,548.89-2,101.48

Finding the Fourth Proportional to 2,574.07, 3,548.89 and 2,101.48

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Solution

The fourth proportional to 2,574.07, 3,548.89 and 2,101.48 is: 2,897.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.07 : 3,548.89 = 2,101.48 : x
  2. Step 2: Convert to fraction form
    2,574.07/3,548.89 = 2,101.48/x
  3. Step 3: Cross multiply
    2,574.07x = 3,548.89 × 2,101.48
  4. Step 4: Simplify right side
    2,574.07x = 7,457,921.36
  5. Step 5: Solve for x
    x = 7,457,921.36/2,574.07
  6. Step 6: Final answer
    x = 2,897.33

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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.