Home / 4,237.22-6,355.90-1,315.52

Finding the Fourth Proportional to 4,237.22, 6,355.90 and 1,315.52

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Solution

The fourth proportional to 4,237.22, 6,355.90 and 1,315.52 is: 1,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.22 : 6,355.90 = 1,315.52 : x
  2. Step 2: Convert to fraction form
    4,237.22/6,355.90 = 1,315.52/x
  3. Step 3: Cross multiply
    4,237.22x = 6,355.90 × 1,315.52
  4. Step 4: Simplify right side
    4,237.22x = 8,361,313.57
  5. Step 5: Solve for x
    x = 8,361,313.57/4,237.22
  6. Step 6: Final answer
    x = 1,973.30

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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.