Home / 4,106.04-5,671.05-2,991.96

Finding the Fourth Proportional to 4,106.04, 5,671.05 and 2,991.96

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Solution

The fourth proportional to 4,106.04, 5,671.05 and 2,991.96 is: 4,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.04 : 5,671.05 = 2,991.96 : x
  2. Step 2: Convert to fraction form
    4,106.04/5,671.05 = 2,991.96/x
  3. Step 3: Cross multiply
    4,106.04x = 5,671.05 × 2,991.96
  4. Step 4: Simplify right side
    4,106.04x = 16,967,554.76
  5. Step 5: Solve for x
    x = 16,967,554.76/4,106.04
  6. Step 6: Final answer
    x = 4,132.34

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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.