Home / 2,276.84-3,416.52-2,111.60

Finding the Fourth Proportional to 2,276.84, 3,416.52 and 2,111.60

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Solution

The fourth proportional to 2,276.84, 3,416.52 and 2,111.60 is: 3,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.84 : 3,416.52 = 2,111.60 : x
  2. Step 2: Convert to fraction form
    2,276.84/3,416.52 = 2,111.60/x
  3. Step 3: Cross multiply
    2,276.84x = 3,416.52 × 2,111.60
  4. Step 4: Simplify right side
    2,276.84x = 7,214,323.63
  5. Step 5: Solve for x
    x = 7,214,323.63/2,276.84
  6. Step 6: Final answer
    x = 3,168.57

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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.