Home / 2,214.28-3,050.94-1,858.96

Finding the Fourth Proportional to 2,214.28, 3,050.94 and 1,858.96

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Solution

The fourth proportional to 2,214.28, 3,050.94 and 1,858.96 is: 2,561.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.28 : 3,050.94 = 1,858.96 : x
  2. Step 2: Convert to fraction form
    2,214.28/3,050.94 = 1,858.96/x
  3. Step 3: Cross multiply
    2,214.28x = 3,050.94 × 1,858.96
  4. Step 4: Simplify right side
    2,214.28x = 5,671,575.42
  5. Step 5: Solve for x
    x = 5,671,575.42/2,214.28
  6. Step 6: Final answer
    x = 2,561.36

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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.