Home / 2,928.06-4,385.70-1,464.66

Finding the Fourth Proportional to 2,928.06, 4,385.70 and 1,464.66

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Solution

The fourth proportional to 2,928.06, 4,385.70 and 1,464.66 is: 2,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.06 : 4,385.70 = 1,464.66 : x
  2. Step 2: Convert to fraction form
    2,928.06/4,385.70 = 1,464.66/x
  3. Step 3: Cross multiply
    2,928.06x = 4,385.70 × 1,464.66
  4. Step 4: Simplify right side
    2,928.06x = 6,423,559.36
  5. Step 5: Solve for x
    x = 6,423,559.36/2,928.06
  6. Step 6: Final answer
    x = 2,193.79

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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.