Home / 2,210.40-3,050.07-1,301.97

Finding the Fourth Proportional to 2,210.40, 3,050.07 and 1,301.97

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Solution

The fourth proportional to 2,210.40, 3,050.07 and 1,301.97 is: 1,796.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.40 : 3,050.07 = 1,301.97 : x
  2. Step 2: Convert to fraction form
    2,210.40/3,050.07 = 1,301.97/x
  3. Step 3: Cross multiply
    2,210.40x = 3,050.07 × 1,301.97
  4. Step 4: Simplify right side
    2,210.40x = 3,971,099.64
  5. Step 5: Solve for x
    x = 3,971,099.64/2,210.40
  6. Step 6: Final answer
    x = 1,796.55

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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.