Home / 8,653.08-12,984.84-3,458.52

Finding the Fourth Proportional to 8,653.08, 12,984.84 and 3,458.52

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Solution

The fourth proportional to 8,653.08, 12,984.84 and 3,458.52 is: 5,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653.08 : 12,984.84 = 3,458.52 : x
  2. Step 2: Convert to fraction form
    8,653.08/12,984.84 = 3,458.52/x
  3. Step 3: Cross multiply
    8,653.08x = 12,984.84 × 3,458.52
  4. Step 4: Simplify right side
    8,653.08x = 44,908,328.84
  5. Step 5: Solve for x
    x = 44,908,328.84/8,653.08
  6. Step 6: Final answer
    x = 5,189.87

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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.