Home / 2,056.62-2,838.58-1,310.41

Finding the Fourth Proportional to 2,056.62, 2,838.58 and 1,310.41

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Solution

The fourth proportional to 2,056.62, 2,838.58 and 1,310.41 is: 1,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.62 : 2,838.58 = 1,310.41 : x
  2. Step 2: Convert to fraction form
    2,056.62/2,838.58 = 1,310.41/x
  3. Step 3: Cross multiply
    2,056.62x = 2,838.58 × 1,310.41
  4. Step 4: Simplify right side
    2,056.62x = 3,719,693.25
  5. Step 5: Solve for x
    x = 3,719,693.25/2,056.62
  6. Step 6: Final answer
    x = 1,808.64

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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.