Home / 4,774.01-7,161.57-1,487.12

Finding the Fourth Proportional to 4,774.01, 7,161.57 and 1,487.12

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Solution

The fourth proportional to 4,774.01, 7,161.57 and 1,487.12 is: 2,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.01 : 7,161.57 = 1,487.12 : x
  2. Step 2: Convert to fraction form
    4,774.01/7,161.57 = 1,487.12/x
  3. Step 3: Cross multiply
    4,774.01x = 7,161.57 × 1,487.12
  4. Step 4: Simplify right side
    4,774.01x = 10,650,078.17
  5. Step 5: Solve for x
    x = 10,650,078.17/4,774.01
  6. Step 6: Final answer
    x = 2,230.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.