Home / 3,315.58-4,575.61-1,823.55

Finding the Fourth Proportional to 3,315.58, 4,575.61 and 1,823.55

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Solution

The fourth proportional to 3,315.58, 4,575.61 and 1,823.55 is: 2,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.58 : 4,575.61 = 1,823.55 : x
  2. Step 2: Convert to fraction form
    3,315.58/4,575.61 = 1,823.55/x
  3. Step 3: Cross multiply
    3,315.58x = 4,575.61 × 1,823.55
  4. Step 4: Simplify right side
    3,315.58x = 8,343,853.62
  5. Step 5: Solve for x
    x = 8,343,853.62/3,315.58
  6. Step 6: Final answer
    x = 2,516.56

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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.