Home / 4,280.64-5,904.60-2,511.84

Finding the Fourth Proportional to 4,280.64, 5,904.60 and 2,511.84

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Solution

The fourth proportional to 4,280.64, 5,904.60 and 2,511.84 is: 3,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.64 : 5,904.60 = 2,511.84 : x
  2. Step 2: Convert to fraction form
    4,280.64/5,904.60 = 2,511.84/x
  3. Step 3: Cross multiply
    4,280.64x = 5,904.60 × 2,511.84
  4. Step 4: Simplify right side
    4,280.64x = 14,831,410.46
  5. Step 5: Solve for x
    x = 14,831,410.46/4,280.64
  6. Step 6: Final answer
    x = 3,464.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.