Home / 3,160.50-4,741.83-3,080.58

Finding the Fourth Proportional to 3,160.50, 4,741.83 and 3,080.58

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Solution

The fourth proportional to 3,160.50, 4,741.83 and 3,080.58 is: 4,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.50 : 4,741.83 = 3,080.58 : x
  2. Step 2: Convert to fraction form
    3,160.50/4,741.83 = 3,080.58/x
  3. Step 3: Cross multiply
    3,160.50x = 4,741.83 × 3,080.58
  4. Step 4: Simplify right side
    3,160.50x = 14,607,586.66
  5. Step 5: Solve for x
    x = 14,607,586.66/3,160.50
  6. Step 6: Final answer
    x = 4,621.92

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1.5x scale

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.