Home / 4,999.55-7,505.40-4,963.10

Finding the Fourth Proportional to 4,999.55, 7,505.40 and 4,963.10

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Solution

The fourth proportional to 4,999.55, 7,505.40 and 4,963.10 is: 7,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.55 : 7,505.40 = 4,963.10 : x
  2. Step 2: Convert to fraction form
    4,999.55/7,505.40 = 4,963.10/x
  3. Step 3: Cross multiply
    4,999.55x = 7,505.40 × 4,963.10
  4. Step 4: Simplify right side
    4,999.55x = 37,250,050.74
  5. Step 5: Solve for x
    x = 37,250,050.74/4,999.55
  6. Step 6: Final answer
    x = 7,450.68

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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.