Home / 2,400.51-3,312.47-1,771.38

Finding the Fourth Proportional to 2,400.51, 3,312.47 and 1,771.38

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Solution

The fourth proportional to 2,400.51, 3,312.47 and 1,771.38 is: 2,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.51 : 3,312.47 = 1,771.38 : x
  2. Step 2: Convert to fraction form
    2,400.51/3,312.47 = 1,771.38/x
  3. Step 3: Cross multiply
    2,400.51x = 3,312.47 × 1,771.38
  4. Step 4: Simplify right side
    2,400.51x = 5,867,634.25
  5. Step 5: Solve for x
    x = 5,867,634.25/2,400.51
  6. Step 6: Final answer
    x = 2,444.33

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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.