Home / 4,480.40-6,183.15-2,490.91

Finding the Fourth Proportional to 4,480.40, 6,183.15 and 2,490.91

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Solution

The fourth proportional to 4,480.40, 6,183.15 and 2,490.91 is: 3,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.40 : 6,183.15 = 2,490.91 : x
  2. Step 2: Convert to fraction form
    4,480.40/6,183.15 = 2,490.91/x
  3. Step 3: Cross multiply
    4,480.40x = 6,183.15 × 2,490.91
  4. Step 4: Simplify right side
    4,480.40x = 15,401,670.17
  5. Step 5: Solve for x
    x = 15,401,670.17/4,480.40
  6. Step 6: Final answer
    x = 3,437.57

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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.