Home / 1,891.01-2,823.77-1,545.03

Finding the Fourth Proportional to 1,891.01, 2,823.77 and 1,545.03

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Solution

The fourth proportional to 1,891.01, 2,823.77 and 1,545.03 is: 2,307.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891.01 : 2,823.77 = 1,545.03 : x
  2. Step 2: Convert to fraction form
    1,891.01/2,823.77 = 1,545.03/x
  3. Step 3: Cross multiply
    1,891.01x = 2,823.77 × 1,545.03
  4. Step 4: Simplify right side
    1,891.01x = 4,362,791.05
  5. Step 5: Solve for x
    x = 4,362,791.05/1,891.01
  6. Step 6: Final answer
    x = 2,307.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.