Home / 4,237.76-6,355.86-1,605.52

Finding the Fourth Proportional to 4,237.76, 6,355.86 and 1,605.52

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Solution

The fourth proportional to 4,237.76, 6,355.86 and 1,605.52 is: 2,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.76 : 6,355.86 = 1,605.52 : x
  2. Step 2: Convert to fraction form
    4,237.76/6,355.86 = 1,605.52/x
  3. Step 3: Cross multiply
    4,237.76x = 6,355.86 × 1,605.52
  4. Step 4: Simplify right side
    4,237.76x = 10,204,460.35
  5. Step 5: Solve for x
    x = 10,204,460.35/4,237.76
  6. Step 6: Final answer
    x = 2,407.98

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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.