Home / 2,471.17-3,410.53-1,621.14

Finding the Fourth Proportional to 2,471.17, 3,410.53 and 1,621.14

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Solution

The fourth proportional to 2,471.17, 3,410.53 and 1,621.14 is: 2,237.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.17 : 3,410.53 = 1,621.14 : x
  2. Step 2: Convert to fraction form
    2,471.17/3,410.53 = 1,621.14/x
  3. Step 3: Cross multiply
    2,471.17x = 3,410.53 × 1,621.14
  4. Step 4: Simplify right side
    2,471.17x = 5,528,942.55
  5. Step 5: Solve for x
    x = 5,528,942.55/2,471.17
  6. Step 6: Final answer
    x = 2,237.38

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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.