Home / 9,958.46-13,742.67-5,482.19

Finding the Fourth Proportional to 9,958.46, 13,742.67 and 5,482.19

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Solution

The fourth proportional to 9,958.46, 13,742.67 and 5,482.19 is: 7,565.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.46 : 13,742.67 = 5,482.19 : x
  2. Step 2: Convert to fraction form
    9,958.46/13,742.67 = 5,482.19/x
  3. Step 3: Cross multiply
    9,958.46x = 13,742.67 × 5,482.19
  4. Step 4: Simplify right side
    9,958.46x = 75,339,928.05
  5. Step 5: Solve for x
    x = 75,339,928.05/9,958.46
  6. Step 6: Final answer
    x = 7,565.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.