Home / 3,056.86-4,585.29-1,109.05

Finding the Fourth Proportional to 3,056.86, 4,585.29 and 1,109.05

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Solution

The fourth proportional to 3,056.86, 4,585.29 and 1,109.05 is: 1,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.86 : 4,585.29 = 1,109.05 : x
  2. Step 2: Convert to fraction form
    3,056.86/4,585.29 = 1,109.05/x
  3. Step 3: Cross multiply
    3,056.86x = 4,585.29 × 1,109.05
  4. Step 4: Simplify right side
    3,056.86x = 5,085,315.87
  5. Step 5: Solve for x
    x = 5,085,315.87/3,056.86
  6. Step 6: Final answer
    x = 1,663.58

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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.