Home / 4,739.01-7,107.43-1,276.53

Finding the Fourth Proportional to 4,739.01, 7,107.43 and 1,276.53

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Solution

The fourth proportional to 4,739.01, 7,107.43 and 1,276.53 is: 1,914.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.01 : 7,107.43 = 1,276.53 : x
  2. Step 2: Convert to fraction form
    4,739.01/7,107.43 = 1,276.53/x
  3. Step 3: Cross multiply
    4,739.01x = 7,107.43 × 1,276.53
  4. Step 4: Simplify right side
    4,739.01x = 9,072,847.62
  5. Step 5: Solve for x
    x = 9,072,847.62/4,739.01
  6. Step 6: Final answer
    x = 1,914.50

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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.