Home / 3,315.70-4,575.60-1,823.59

Finding the Fourth Proportional to 3,315.70, 4,575.60 and 1,823.59

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Solution

The fourth proportional to 3,315.70, 4,575.60 and 1,823.59 is: 2,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.70 : 4,575.60 = 1,823.59 : x
  2. Step 2: Convert to fraction form
    3,315.70/4,575.60 = 1,823.59/x
  3. Step 3: Cross multiply
    3,315.70x = 4,575.60 × 1,823.59
  4. Step 4: Simplify right side
    3,315.70x = 8,344,025.86
  5. Step 5: Solve for x
    x = 8,344,025.86/3,315.70
  6. Step 6: Final answer
    x = 2,516.52

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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.