Home / 3,056.46-4,579.31-2,130.23

Finding the Fourth Proportional to 3,056.46, 4,579.31 and 2,130.23

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Solution

The fourth proportional to 3,056.46, 4,579.31 and 2,130.23 is: 3,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.46 : 4,579.31 = 2,130.23 : x
  2. Step 2: Convert to fraction form
    3,056.46/4,579.31 = 2,130.23/x
  3. Step 3: Cross multiply
    3,056.46x = 4,579.31 × 2,130.23
  4. Step 4: Simplify right side
    3,056.46x = 9,754,949.99
  5. Step 5: Solve for x
    x = 9,754,949.99/3,056.46
  6. Step 6: Final answer
    x = 3,191.58

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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.