Home / 4,305.50-6,458.34-1,227.50

Finding the Fourth Proportional to 4,305.50, 6,458.34 and 1,227.50

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Solution

The fourth proportional to 4,305.50, 6,458.34 and 1,227.50 is: 1,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305.50 : 6,458.34 = 1,227.50 : x
  2. Step 2: Convert to fraction form
    4,305.50/6,458.34 = 1,227.50/x
  3. Step 3: Cross multiply
    4,305.50x = 6,458.34 × 1,227.50
  4. Step 4: Simplify right side
    4,305.50x = 7,927,612.35
  5. Step 5: Solve for x
    x = 7,927,612.35/4,305.50
  6. Step 6: Final answer
    x = 1,841.28

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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.