Home / 1,749.67-2,625.28-927.74

Finding the Fourth Proportional to 1,749.67, 2,625.28 and 927.74

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Solution

The fourth proportional to 1,749.67, 2,625.28 and 927.74 is: 1,392.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.67 : 2,625.28 = 927.74 : x
  2. Step 2: Convert to fraction form
    1,749.67/2,625.28 = 927.74/x
  3. Step 3: Cross multiply
    1,749.67x = 2,625.28 × 927.74
  4. Step 4: Simplify right side
    1,749.67x = 2,435,581.51
  5. Step 5: Solve for x
    x = 2,435,581.51/1,749.67
  6. Step 6: Final answer
    x = 1,392.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.