Home / 8,099.77-12,145.35-2,551.60

Finding the Fourth Proportional to 8,099.77, 12,145.35 and 2,551.60

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Solution

The fourth proportional to 8,099.77, 12,145.35 and 2,551.60 is: 3,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.77 : 12,145.35 = 2,551.60 : x
  2. Step 2: Convert to fraction form
    8,099.77/12,145.35 = 2,551.60/x
  3. Step 3: Cross multiply
    8,099.77x = 12,145.35 × 2,551.60
  4. Step 4: Simplify right side
    8,099.77x = 30,990,075.06
  5. Step 5: Solve for x
    x = 30,990,075.06/8,099.77
  6. Step 6: Final answer
    x = 3,826.04

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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.