Home / 8,813.55-13,215.99-4,366.08

Finding the Fourth Proportional to 8,813.55, 13,215.99 and 4,366.08

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Solution

The fourth proportional to 8,813.55, 13,215.99 and 4,366.08 is: 6,546.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.55 : 13,215.99 = 4,366.08 : x
  2. Step 2: Convert to fraction form
    8,813.55/13,215.99 = 4,366.08/x
  3. Step 3: Cross multiply
    8,813.55x = 13,215.99 × 4,366.08
  4. Step 4: Simplify right side
    8,813.55x = 57,702,069.62
  5. Step 5: Solve for x
    x = 57,702,069.62/8,813.55
  6. Step 6: Final answer
    x = 6,546.97

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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.