Home / 9,420.25-14,130.65-2,494.75

Finding the Fourth Proportional to 9,420.25, 14,130.65 and 2,494.75

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Solution

The fourth proportional to 9,420.25, 14,130.65 and 2,494.75 is: 3,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.25 : 14,130.65 = 2,494.75 : x
  2. Step 2: Convert to fraction form
    9,420.25/14,130.65 = 2,494.75/x
  3. Step 3: Cross multiply
    9,420.25x = 14,130.65 × 2,494.75
  4. Step 4: Simplify right side
    9,420.25x = 35,252,439.09
  5. Step 5: Solve for x
    x = 35,252,439.09/9,420.25
  6. Step 6: Final answer
    x = 3,742.20

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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.