Home / 4,380.47-6,044.89-2,390.99

Finding the Fourth Proportional to 4,380.47, 6,044.89 and 2,390.99

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Solution

The fourth proportional to 4,380.47, 6,044.89 and 2,390.99 is: 3,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.47 : 6,044.89 = 2,390.99 : x
  2. Step 2: Convert to fraction form
    4,380.47/6,044.89 = 2,390.99/x
  3. Step 3: Cross multiply
    4,380.47x = 6,044.89 × 2,390.99
  4. Step 4: Simplify right side
    4,380.47x = 14,453,271.54
  5. Step 5: Solve for x
    x = 14,453,271.54/4,380.47
  6. Step 6: Final answer
    x = 3,299.48

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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.