Home / 11,528.03-15,909.53-6,492.80

Finding the Fourth Proportional to 11,528.03, 15,909.53 and 6,492.80

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Solution

The fourth proportional to 11,528.03, 15,909.53 and 6,492.80 is: 8,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.03 : 15,909.53 = 6,492.80 : x
  2. Step 2: Convert to fraction form
    11,528.03/15,909.53 = 6,492.80/x
  3. Step 3: Cross multiply
    11,528.03x = 15,909.53 × 6,492.80
  4. Step 4: Simplify right side
    11,528.03x = 103,297,284.37
  5. Step 5: Solve for x
    x = 103,297,284.37/11,528.03
  6. Step 6: Final answer
    x = 8,960.54

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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.