Home / 8,025.60-12,039.69-2,477.64

Finding the Fourth Proportional to 8,025.60, 12,039.69 and 2,477.64

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Solution

The fourth proportional to 8,025.60, 12,039.69 and 2,477.64 is: 3,716.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.60 : 12,039.69 = 2,477.64 : x
  2. Step 2: Convert to fraction form
    8,025.60/12,039.69 = 2,477.64/x
  3. Step 3: Cross multiply
    8,025.60x = 12,039.69 × 2,477.64
  4. Step 4: Simplify right side
    8,025.60x = 29,830,017.53
  5. Step 5: Solve for x
    x = 29,830,017.53/8,025.60
  6. Step 6: Final answer
    x = 3,716.86

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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.