Home / 9,159.45-13,727.03-4,775.73

Finding the Fourth Proportional to 9,159.45, 13,727.03 and 4,775.73

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Solution

The fourth proportional to 9,159.45, 13,727.03 and 4,775.73 is: 7,157.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.45 : 13,727.03 = 4,775.73 : x
  2. Step 2: Convert to fraction form
    9,159.45/13,727.03 = 4,775.73/x
  3. Step 3: Cross multiply
    9,159.45x = 13,727.03 × 4,775.73
  4. Step 4: Simplify right side
    9,159.45x = 65,556,565.10
  5. Step 5: Solve for x
    x = 65,556,565.10/9,159.45
  6. Step 6: Final answer
    x = 7,157.26

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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.