Home / 3,245.71-4,868.60-1,054.45

Finding the Fourth Proportional to 3,245.71, 4,868.60 and 1,054.45

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Solution

The fourth proportional to 3,245.71, 4,868.60 and 1,054.45 is: 1,581.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.71 : 4,868.60 = 1,054.45 : x
  2. Step 2: Convert to fraction form
    3,245.71/4,868.60 = 1,054.45/x
  3. Step 3: Cross multiply
    3,245.71x = 4,868.60 × 1,054.45
  4. Step 4: Simplify right side
    3,245.71x = 5,133,695.27
  5. Step 5: Solve for x
    x = 5,133,695.27/3,245.71
  6. Step 6: Final answer
    x = 1,581.69

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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.