Home / 3,026.78-4,173.96-1,847.15

Finding the Fourth Proportional to 3,026.78, 4,173.96 and 1,847.15

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Solution

The fourth proportional to 3,026.78, 4,173.96 and 1,847.15 is: 2,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.78 : 4,173.96 = 1,847.15 : x
  2. Step 2: Convert to fraction form
    3,026.78/4,173.96 = 1,847.15/x
  3. Step 3: Cross multiply
    3,026.78x = 4,173.96 × 1,847.15
  4. Step 4: Simplify right side
    3,026.78x = 7,709,930.21
  5. Step 5: Solve for x
    x = 7,709,930.21/3,026.78
  6. Step 6: Final answer
    x = 2,547.24

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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.