Home / 4,009.86-5,528.05-3,456.23

Finding the Fourth Proportional to 4,009.86, 5,528.05 and 3,456.23

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Solution

The fourth proportional to 4,009.86, 5,528.05 and 3,456.23 is: 4,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.86 : 5,528.05 = 3,456.23 : x
  2. Step 2: Convert to fraction form
    4,009.86/5,528.05 = 3,456.23/x
  3. Step 3: Cross multiply
    4,009.86x = 5,528.05 × 3,456.23
  4. Step 4: Simplify right side
    4,009.86x = 19,106,175.97
  5. Step 5: Solve for x
    x = 19,106,175.97/4,009.86
  6. Step 6: Final answer
    x = 4,764.80

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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.