Home / 2,246.82-3,370.80-947.34

Finding the Fourth Proportional to 2,246.82, 3,370.80 and 947.34

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Solution

The fourth proportional to 2,246.82, 3,370.80 and 947.34 is: 1,421.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.82 : 3,370.80 = 947.34 : x
  2. Step 2: Convert to fraction form
    2,246.82/3,370.80 = 947.34/x
  3. Step 3: Cross multiply
    2,246.82x = 3,370.80 × 947.34
  4. Step 4: Simplify right side
    2,246.82x = 3,193,293.67
  5. Step 5: Solve for x
    x = 3,193,293.67/2,246.82
  6. Step 6: Final answer
    x = 1,421.25

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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.