Home / 9,958.68-13,742.87-5,482.35

Finding the Fourth Proportional to 9,958.68, 13,742.87 and 5,482.35

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Solution

The fourth proportional to 9,958.68, 13,742.87 and 5,482.35 is: 7,565.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.68 : 13,742.87 = 5,482.35 : x
  2. Step 2: Convert to fraction form
    9,958.68/13,742.87 = 5,482.35/x
  3. Step 3: Cross multiply
    9,958.68x = 13,742.87 × 5,482.35
  4. Step 4: Simplify right side
    9,958.68x = 75,343,195.93
  5. Step 5: Solve for x
    x = 75,343,195.93/9,958.68
  6. Step 6: Final answer
    x = 7,565.58

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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.