Home / 10,177.53-15,268.47-3,157.39

Finding the Fourth Proportional to 10,177.53, 15,268.47 and 3,157.39

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Solution

The fourth proportional to 10,177.53, 15,268.47 and 3,157.39 is: 4,736.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.53 : 15,268.47 = 3,157.39 : x
  2. Step 2: Convert to fraction form
    10,177.53/15,268.47 = 3,157.39/x
  3. Step 3: Cross multiply
    10,177.53x = 15,268.47 × 3,157.39
  4. Step 4: Simplify right side
    10,177.53x = 48,208,468.43
  5. Step 5: Solve for x
    x = 48,208,468.43/10,177.53
  6. Step 6: Final answer
    x = 4,736.76

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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.