Home / 4,380.40-6,044.73-2,390.94

Finding the Fourth Proportional to 4,380.40, 6,044.73 and 2,390.94

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Solution

The fourth proportional to 4,380.40, 6,044.73 and 2,390.94 is: 3,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.40 : 6,044.73 = 2,390.94 : x
  2. Step 2: Convert to fraction form
    4,380.40/6,044.73 = 2,390.94/x
  3. Step 3: Cross multiply
    4,380.40x = 6,044.73 × 2,390.94
  4. Step 4: Simplify right side
    4,380.40x = 14,452,586.75
  5. Step 5: Solve for x
    x = 14,452,586.75/4,380.40
  6. Step 6: Final answer
    x = 3,299.38

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Half scale
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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.