Home / 4,219.98-6,330.48-1,756.47

Finding the Fourth Proportional to 4,219.98, 6,330.48 and 1,756.47

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Solution

The fourth proportional to 4,219.98, 6,330.48 and 1,756.47 is: 2,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.98 : 6,330.48 = 1,756.47 : x
  2. Step 2: Convert to fraction form
    4,219.98/6,330.48 = 1,756.47/x
  3. Step 3: Cross multiply
    4,219.98x = 6,330.48 × 1,756.47
  4. Step 4: Simplify right side
    4,219.98x = 11,119,257.77
  5. Step 5: Solve for x
    x = 11,119,257.77/4,219.98
  6. Step 6: Final answer
    x = 2,634.91

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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.