Home / 4,188.34-5,775.18-2,673.86

Finding the Fourth Proportional to 4,188.34, 5,775.18 and 2,673.86

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Solution

The fourth proportional to 4,188.34, 5,775.18 and 2,673.86 is: 3,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.34 : 5,775.18 = 2,673.86 : x
  2. Step 2: Convert to fraction form
    4,188.34/5,775.18 = 2,673.86/x
  3. Step 3: Cross multiply
    4,188.34x = 5,775.18 × 2,673.86
  4. Step 4: Simplify right side
    4,188.34x = 15,442,022.79
  5. Step 5: Solve for x
    x = 15,442,022.79/4,188.34
  6. Step 6: Final answer
    x = 3,686.91

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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.