Home / 1,865.97-2,574.86-1,026.66

Finding the Fourth Proportional to 1,865.97, 2,574.86 and 1,026.66

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Solution

The fourth proportional to 1,865.97, 2,574.86 and 1,026.66 is: 1,416.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865.97 : 2,574.86 = 1,026.66 : x
  2. Step 2: Convert to fraction form
    1,865.97/2,574.86 = 1,026.66/x
  3. Step 3: Cross multiply
    1,865.97x = 2,574.86 × 1,026.66
  4. Step 4: Simplify right side
    1,865.97x = 2,643,508.33
  5. Step 5: Solve for x
    x = 2,643,508.33/1,865.97
  6. Step 6: Final answer
    x = 1,416.69

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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.