Home / 3,315.57-4,575.27-1,823.34

Finding the Fourth Proportional to 3,315.57, 4,575.27 and 1,823.34

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Solution

The fourth proportional to 3,315.57, 4,575.27 and 1,823.34 is: 2,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.57 : 4,575.27 = 1,823.34 : x
  2. Step 2: Convert to fraction form
    3,315.57/4,575.27 = 1,823.34/x
  3. Step 3: Cross multiply
    3,315.57x = 4,575.27 × 1,823.34
  4. Step 4: Simplify right side
    3,315.57x = 8,342,272.80
  5. Step 5: Solve for x
    x = 8,342,272.80/3,315.57
  6. Step 6: Final answer
    x = 2,516.09

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1.5x scale

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.