Home / 1,667.31-2,500.83-973.56

Finding the Fourth Proportional to 1,667.31, 2,500.83 and 973.56

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Solution

The fourth proportional to 1,667.31, 2,500.83 and 973.56 is: 1,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667.31 : 2,500.83 = 973.56 : x
  2. Step 2: Convert to fraction form
    1,667.31/2,500.83 = 973.56/x
  3. Step 3: Cross multiply
    1,667.31x = 2,500.83 × 973.56
  4. Step 4: Simplify right side
    1,667.31x = 2,434,708.05
  5. Step 5: Solve for x
    x = 2,434,708.05/1,667.31
  6. Step 6: Final answer
    x = 1,460.26

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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.