Home / 4,237.11-6,355.67-1,315.41

Finding the Fourth Proportional to 4,237.11, 6,355.67 and 1,315.41

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Solution

The fourth proportional to 4,237.11, 6,355.67 and 1,315.41 is: 1,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.11 : 6,355.67 = 1,315.41 : x
  2. Step 2: Convert to fraction form
    4,237.11/6,355.67 = 1,315.41/x
  3. Step 3: Cross multiply
    4,237.11x = 6,355.67 × 1,315.41
  4. Step 4: Simplify right side
    4,237.11x = 8,360,335.09
  5. Step 5: Solve for x
    x = 8,360,335.09/4,237.11
  6. Step 6: Final answer
    x = 1,973.12

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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.