Home / 2,208.06-3,045.47-1,545.08

Finding the Fourth Proportional to 2,208.06, 3,045.47 and 1,545.08

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Solution

The fourth proportional to 2,208.06, 3,045.47 and 1,545.08 is: 2,131.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.06 : 3,045.47 = 1,545.08 : x
  2. Step 2: Convert to fraction form
    2,208.06/3,045.47 = 1,545.08/x
  3. Step 3: Cross multiply
    2,208.06x = 3,045.47 × 1,545.08
  4. Step 4: Simplify right side
    2,208.06x = 4,705,471.83
  5. Step 5: Solve for x
    x = 4,705,471.83/2,208.06
  6. Step 6: Final answer
    x = 2,131.04

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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.