Home / 9,693.12-14,538.24-3,118.44

Finding the Fourth Proportional to 9,693.12, 14,538.24 and 3,118.44

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Solution

The fourth proportional to 9,693.12, 14,538.24 and 3,118.44 is: 4,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,693.12 : 14,538.24 = 3,118.44 : x
  2. Step 2: Convert to fraction form
    9,693.12/14,538.24 = 3,118.44/x
  3. Step 3: Cross multiply
    9,693.12x = 14,538.24 × 3,118.44
  4. Step 4: Simplify right side
    9,693.12x = 45,336,629.15
  5. Step 5: Solve for x
    x = 45,336,629.15/9,693.12
  6. Step 6: Final answer
    x = 4,677.20

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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.