Home / 9,523.60-13,135.82-8,195.02

Finding the Fourth Proportional to 9,523.60, 13,135.82 and 8,195.02

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Solution

The fourth proportional to 9,523.60, 13,135.82 and 8,195.02 is: 11,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.60 : 13,135.82 = 8,195.02 : x
  2. Step 2: Convert to fraction form
    9,523.60/13,135.82 = 8,195.02/x
  3. Step 3: Cross multiply
    9,523.60x = 13,135.82 × 8,195.02
  4. Step 4: Simplify right side
    9,523.60x = 107,648,307.62
  5. Step 5: Solve for x
    x = 107,648,307.62/9,523.60
  6. Step 6: Final answer
    x = 11,303.32

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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.