Home / 2,056.08-2,838.60-1,359.12

Finding the Fourth Proportional to 2,056.08, 2,838.60 and 1,359.12

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Solution

The fourth proportional to 2,056.08, 2,838.60 and 1,359.12 is: 1,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.08 : 2,838.60 = 1,359.12 : x
  2. Step 2: Convert to fraction form
    2,056.08/2,838.60 = 1,359.12/x
  3. Step 3: Cross multiply
    2,056.08x = 2,838.60 × 1,359.12
  4. Step 4: Simplify right side
    2,056.08x = 3,857,998.03
  5. Step 5: Solve for x
    x = 3,857,998.03/2,056.08
  6. Step 6: Final answer
    x = 1,876.39

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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.