Home / 2,056.86-2,838.48-1,125.36

Finding the Fourth Proportional to 2,056.86, 2,838.48 and 1,125.36

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Solution

The fourth proportional to 2,056.86, 2,838.48 and 1,125.36 is: 1,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.86 : 2,838.48 = 1,125.36 : x
  2. Step 2: Convert to fraction form
    2,056.86/2,838.48 = 1,125.36/x
  3. Step 3: Cross multiply
    2,056.86x = 2,838.48 × 1,125.36
  4. Step 4: Simplify right side
    2,056.86x = 3,194,311.85
  5. Step 5: Solve for x
    x = 3,194,311.85/2,056.86
  6. Step 6: Final answer
    x = 1,553.00

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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.