Home / 4,770.36-7,154.16-1,649.55

Finding the Fourth Proportional to 4,770.36, 7,154.16 and 1,649.55

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Solution

The fourth proportional to 4,770.36, 7,154.16 and 1,649.55 is: 2,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.36 : 7,154.16 = 1,649.55 : x
  2. Step 2: Convert to fraction form
    4,770.36/7,154.16 = 1,649.55/x
  3. Step 3: Cross multiply
    4,770.36x = 7,154.16 × 1,649.55
  4. Step 4: Simplify right side
    4,770.36x = 11,801,144.63
  5. Step 5: Solve for x
    x = 11,801,144.63/4,770.36
  6. Step 6: Final answer
    x = 2,473.85

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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.