Home / 1,844.83-2,545.81-1,005.51

Finding the Fourth Proportional to 1,844.83, 2,545.81 and 1,005.51

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Solution

The fourth proportional to 1,844.83, 2,545.81 and 1,005.51 is: 1,387.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.83 : 2,545.81 = 1,005.51 : x
  2. Step 2: Convert to fraction form
    1,844.83/2,545.81 = 1,005.51/x
  3. Step 3: Cross multiply
    1,844.83x = 2,545.81 × 1,005.51
  4. Step 4: Simplify right side
    1,844.83x = 2,559,837.41
  5. Step 5: Solve for x
    x = 2,559,837.41/1,844.83
  6. Step 6: Final answer
    x = 1,387.57

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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.