Home / 2,034.86-3,045.60-1,545.21

Finding the Fourth Proportional to 2,034.86, 3,045.60 and 1,545.21

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Solution

The fourth proportional to 2,034.86, 3,045.60 and 1,545.21 is: 2,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.86 : 3,045.60 = 1,545.21 : x
  2. Step 2: Convert to fraction form
    2,034.86/3,045.60 = 1,545.21/x
  3. Step 3: Cross multiply
    2,034.86x = 3,045.60 × 1,545.21
  4. Step 4: Simplify right side
    2,034.86x = 4,706,091.58
  5. Step 5: Solve for x
    x = 4,706,091.58/2,034.86
  6. Step 6: Final answer
    x = 2,312.74

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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.