Home / 3,418.83-4,711.10-2,471.58

Finding the Fourth Proportional to 3,418.83, 4,711.10 and 2,471.58

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Solution

The fourth proportional to 3,418.83, 4,711.10 and 2,471.58 is: 3,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.83 : 4,711.10 = 2,471.58 : x
  2. Step 2: Convert to fraction form
    3,418.83/4,711.10 = 2,471.58/x
  3. Step 3: Cross multiply
    3,418.83x = 4,711.10 × 2,471.58
  4. Step 4: Simplify right side
    3,418.83x = 11,643,848.18
  5. Step 5: Solve for x
    x = 11,643,848.18/3,418.83
  6. Step 6: Final answer
    x = 3,405.80

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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.