Home / 3,315.95-4,575.85-1,823.93

Finding the Fourth Proportional to 3,315.95, 4,575.85 and 1,823.93

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Solution

The fourth proportional to 3,315.95, 4,575.85 and 1,823.93 is: 2,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.95 : 4,575.85 = 1,823.93 : x
  2. Step 2: Convert to fraction form
    3,315.95/4,575.85 = 1,823.93/x
  3. Step 3: Cross multiply
    3,315.95x = 4,575.85 × 1,823.93
  4. Step 4: Simplify right side
    3,315.95x = 8,345,998.09
  5. Step 5: Solve for x
    x = 8,345,998.09/3,315.95
  6. Step 6: Final answer
    x = 2,516.93

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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.