Home / 9,322.60-13,980.64-2,747.04

Finding the Fourth Proportional to 9,322.60, 13,980.64 and 2,747.04

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Solution

The fourth proportional to 9,322.60, 13,980.64 and 2,747.04 is: 4,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.60 : 13,980.64 = 2,747.04 : x
  2. Step 2: Convert to fraction form
    9,322.60/13,980.64 = 2,747.04/x
  3. Step 3: Cross multiply
    9,322.60x = 13,980.64 × 2,747.04
  4. Step 4: Simplify right side
    9,322.60x = 38,405,377.31
  5. Step 5: Solve for x
    x = 38,405,377.31/9,322.60
  6. Step 6: Final answer
    x = 4,119.60

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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.