Home / 9,420.75-14,131.40-2,495.25

Finding the Fourth Proportional to 9,420.75, 14,131.40 and 2,495.25

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Solution

The fourth proportional to 9,420.75, 14,131.40 and 2,495.25 is: 3,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.75 : 14,131.40 = 2,495.25 : x
  2. Step 2: Convert to fraction form
    9,420.75/14,131.40 = 2,495.25/x
  3. Step 3: Cross multiply
    9,420.75x = 14,131.40 × 2,495.25
  4. Step 4: Simplify right side
    9,420.75x = 35,261,363.37
  5. Step 5: Solve for x
    x = 35,261,363.37/9,420.75
  6. Step 6: Final answer
    x = 3,742.95

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1.5x scale

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.