Home / 4,774.37-7,156.56-1,609.45

Finding the Fourth Proportional to 4,774.37, 7,156.56 and 1,609.45

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Solution

The fourth proportional to 4,774.37, 7,156.56 and 1,609.45 is: 2,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.37 : 7,156.56 = 1,609.45 : x
  2. Step 2: Convert to fraction form
    4,774.37/7,156.56 = 1,609.45/x
  3. Step 3: Cross multiply
    4,774.37x = 7,156.56 × 1,609.45
  4. Step 4: Simplify right side
    4,774.37x = 11,518,107.60
  5. Step 5: Solve for x
    x = 11,518,107.60/4,774.37
  6. Step 6: Final answer
    x = 2,412.49

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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.