Home / 4,590.54-6,885.81-1,817.86

Finding the Fourth Proportional to 4,590.54, 6,885.81 and 1,817.86

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Solution

The fourth proportional to 4,590.54, 6,885.81 and 1,817.86 is: 2,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.54 : 6,885.81 = 1,817.86 : x
  2. Step 2: Convert to fraction form
    4,590.54/6,885.81 = 1,817.86/x
  3. Step 3: Cross multiply
    4,590.54x = 6,885.81 × 1,817.86
  4. Step 4: Simplify right side
    4,590.54x = 12,517,438.57
  5. Step 5: Solve for x
    x = 12,517,438.57/4,590.54
  6. Step 6: Final answer
    x = 2,726.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.