Home / 3,030.85-4,183.02-2,612.89

Finding the Fourth Proportional to 3,030.85, 4,183.02 and 2,612.89

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Solution

The fourth proportional to 3,030.85, 4,183.02 and 2,612.89 is: 3,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.85 : 4,183.02 = 2,612.89 : x
  2. Step 2: Convert to fraction form
    3,030.85/4,183.02 = 2,612.89/x
  3. Step 3: Cross multiply
    3,030.85x = 4,183.02 × 2,612.89
  4. Step 4: Simplify right side
    3,030.85x = 10,929,771.13
  5. Step 5: Solve for x
    x = 10,929,771.13/3,030.85
  6. Step 6: Final answer
    x = 3,606.17

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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.