Home / 8,313.90-11,473.38-4,729.44

Finding the Fourth Proportional to 8,313.90, 11,473.38 and 4,729.44

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Solution

The fourth proportional to 8,313.90, 11,473.38 and 4,729.44 is: 6,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.90 : 11,473.38 = 4,729.44 : x
  2. Step 2: Convert to fraction form
    8,313.90/11,473.38 = 4,729.44/x
  3. Step 3: Cross multiply
    8,313.90x = 11,473.38 × 4,729.44
  4. Step 4: Simplify right side
    8,313.90x = 54,262,662.31
  5. Step 5: Solve for x
    x = 54,262,662.31/8,313.90
  6. Step 6: Final answer
    x = 6,526.74

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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.