Home / 3,030.10-4,181.29-1,771.17

Finding the Fourth Proportional to 3,030.10, 4,181.29 and 1,771.17

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Solution

The fourth proportional to 3,030.10, 4,181.29 and 1,771.17 is: 2,444.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.10 : 4,181.29 = 1,771.17 : x
  2. Step 2: Convert to fraction form
    3,030.10/4,181.29 = 1,771.17/x
  3. Step 3: Cross multiply
    3,030.10x = 4,181.29 × 1,771.17
  4. Step 4: Simplify right side
    3,030.10x = 7,405,775.41
  5. Step 5: Solve for x
    x = 7,405,775.41/3,030.10
  6. Step 6: Final answer
    x = 2,444.07

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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.