Home / 8,050.32-12,078.96-4,355.15

Finding the Fourth Proportional to 8,050.32, 12,078.96 and 4,355.15

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Solution

The fourth proportional to 8,050.32, 12,078.96 and 4,355.15 is: 6,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.32 : 12,078.96 = 4,355.15 : x
  2. Step 2: Convert to fraction form
    8,050.32/12,078.96 = 4,355.15/x
  3. Step 3: Cross multiply
    8,050.32x = 12,078.96 × 4,355.15
  4. Step 4: Simplify right side
    8,050.32x = 52,605,660.87
  5. Step 5: Solve for x
    x = 52,605,660.87/8,050.32
  6. Step 6: Final answer
    x = 6,534.60

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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.