Home / 4,750.41-7,125.51-2,150.31

Finding the Fourth Proportional to 4,750.41, 7,125.51 and 2,150.31

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Solution

The fourth proportional to 4,750.41, 7,125.51 and 2,150.31 is: 3,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.41 : 7,125.51 = 2,150.31 : x
  2. Step 2: Convert to fraction form
    4,750.41/7,125.51 = 2,150.31/x
  3. Step 3: Cross multiply
    4,750.41x = 7,125.51 × 2,150.31
  4. Step 4: Simplify right side
    4,750.41x = 15,322,055.41
  5. Step 5: Solve for x
    x = 15,322,055.41/4,750.41
  6. Step 6: Final answer
    x = 3,225.42

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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.