Home / 4,528.21-6,791.59-1,240.53

Finding the Fourth Proportional to 4,528.21, 6,791.59 and 1,240.53

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Solution

The fourth proportional to 4,528.21, 6,791.59 and 1,240.53 is: 1,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.21 : 6,791.59 = 1,240.53 : x
  2. Step 2: Convert to fraction form
    4,528.21/6,791.59 = 1,240.53/x
  3. Step 3: Cross multiply
    4,528.21x = 6,791.59 × 1,240.53
  4. Step 4: Simplify right side
    4,528.21x = 8,425,171.14
  5. Step 5: Solve for x
    x = 8,425,171.14/4,528.21
  6. Step 6: Final answer
    x = 1,860.60

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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.