Home / 11,559.12-17,339.40-4,632.72

Finding the Fourth Proportional to 11,559.12, 17,339.40 and 4,632.72

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Solution

The fourth proportional to 11,559.12, 17,339.40 and 4,632.72 is: 6,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.12 : 17,339.40 = 4,632.72 : x
  2. Step 2: Convert to fraction form
    11,559.12/17,339.40 = 4,632.72/x
  3. Step 3: Cross multiply
    11,559.12x = 17,339.40 × 4,632.72
  4. Step 4: Simplify right side
    11,559.12x = 80,328,585.17
  5. Step 5: Solve for x
    x = 80,328,585.17/11,559.12
  6. Step 6: Final answer
    x = 6,949.37

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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.