Home / 11,329.43-15,630.26-8,352.35

Finding the Fourth Proportional to 11,329.43, 15,630.26 and 8,352.35

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Solution

The fourth proportional to 11,329.43, 15,630.26 and 8,352.35 is: 11,523.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.43 : 15,630.26 = 8,352.35 : x
  2. Step 2: Convert to fraction form
    11,329.43/15,630.26 = 8,352.35/x
  3. Step 3: Cross multiply
    11,329.43x = 15,630.26 × 8,352.35
  4. Step 4: Simplify right side
    11,329.43x = 130,549,282.20
  5. Step 5: Solve for x
    x = 130,549,282.20/11,329.43
  6. Step 6: Final answer
    x = 11,523.02

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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.