Home / 2,471.35-3,410.45-1,352.28

Finding the Fourth Proportional to 2,471.35, 3,410.45 and 1,352.28

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Solution

The fourth proportional to 2,471.35, 3,410.45 and 1,352.28 is: 1,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.35 : 3,410.45 = 1,352.28 : x
  2. Step 2: Convert to fraction form
    2,471.35/3,410.45 = 1,352.28/x
  3. Step 3: Cross multiply
    2,471.35x = 3,410.45 × 1,352.28
  4. Step 4: Simplify right side
    2,471.35x = 4,611,895.64
  5. Step 5: Solve for x
    x = 4,611,895.64/2,471.35
  6. Step 6: Final answer
    x = 1,866.15

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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.