Home / 4,278.64-5,904.62-2,511.52

Finding the Fourth Proportional to 4,278.64, 5,904.62 and 2,511.52

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Solution

The fourth proportional to 4,278.64, 5,904.62 and 2,511.52 is: 3,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.64 : 5,904.62 = 2,511.52 : x
  2. Step 2: Convert to fraction form
    4,278.64/5,904.62 = 2,511.52/x
  3. Step 3: Cross multiply
    4,278.64x = 5,904.62 × 2,511.52
  4. Step 4: Simplify right side
    4,278.64x = 14,829,571.22
  5. Step 5: Solve for x
    x = 14,829,571.22/4,278.64
  6. Step 6: Final answer
    x = 3,465.95

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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.