Home / 9,420.63-14,131.91-2,495.13

Finding the Fourth Proportional to 9,420.63, 14,131.91 and 2,495.13

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Solution

The fourth proportional to 9,420.63, 14,131.91 and 2,495.13 is: 3,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.63 : 14,131.91 = 2,495.13 : x
  2. Step 2: Convert to fraction form
    9,420.63/14,131.91 = 2,495.13/x
  3. Step 3: Cross multiply
    9,420.63x = 14,131.91 × 2,495.13
  4. Step 4: Simplify right side
    9,420.63x = 35,260,952.60
  5. Step 5: Solve for x
    x = 35,260,952.60/9,420.63
  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.