Home / 8,027.60-12,030.45-3,867.30

Finding the Fourth Proportional to 8,027.60, 12,030.45 and 3,867.30

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Solution

The fourth proportional to 8,027.60, 12,030.45 and 3,867.30 is: 5,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.60 : 12,030.45 = 3,867.30 : x
  2. Step 2: Convert to fraction form
    8,027.60/12,030.45 = 3,867.30/x
  3. Step 3: Cross multiply
    8,027.60x = 12,030.45 × 3,867.30
  4. Step 4: Simplify right side
    8,027.60x = 46,525,359.29
  5. Step 5: Solve for x
    x = 46,525,359.29/8,027.60
  6. Step 6: Final answer
    x = 5,795.68

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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.