Home / 4,850.34-7,275.78-1,930.74

Finding the Fourth Proportional to 4,850.34, 7,275.78 and 1,930.74

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Solution

The fourth proportional to 4,850.34, 7,275.78 and 1,930.74 is: 2,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.34 : 7,275.78 = 1,930.74 : x
  2. Step 2: Convert to fraction form
    4,850.34/7,275.78 = 1,930.74/x
  3. Step 3: Cross multiply
    4,850.34x = 7,275.78 × 1,930.74
  4. Step 4: Simplify right side
    4,850.34x = 14,047,639.48
  5. Step 5: Solve for x
    x = 14,047,639.48/4,850.34
  6. Step 6: Final answer
    x = 2,896.22

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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.