Home / 1,876.53-2,607.51-1,856.28

Finding the Fourth Proportional to 1,876.53, 2,607.51 and 1,856.28

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Solution

The fourth proportional to 1,876.53, 2,607.51 and 1,856.28 is: 2,579.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.53 : 2,607.51 = 1,856.28 : x
  2. Step 2: Convert to fraction form
    1,876.53/2,607.51 = 1,856.28/x
  3. Step 3: Cross multiply
    1,876.53x = 2,607.51 × 1,856.28
  4. Step 4: Simplify right side
    1,876.53x = 4,840,268.66
  5. Step 5: Solve for x
    x = 4,840,268.66/1,876.53
  6. Step 6: Final answer
    x = 2,579.37

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.