Home / 4,291.83-6,438.48-1,826.67

Finding the Fourth Proportional to 4,291.83, 6,438.48 and 1,826.67

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Solution

The fourth proportional to 4,291.83, 6,438.48 and 1,826.67 is: 2,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.83 : 6,438.48 = 1,826.67 : x
  2. Step 2: Convert to fraction form
    4,291.83/6,438.48 = 1,826.67/x
  3. Step 3: Cross multiply
    4,291.83x = 6,438.48 × 1,826.67
  4. Step 4: Simplify right side
    4,291.83x = 11,760,978.26
  5. Step 5: Solve for x
    x = 11,760,978.26/4,291.83
  6. Step 6: Final answer
    x = 2,740.32

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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.