Home / 11,145.34-16,703.70-4,563.64

Finding the Fourth Proportional to 11,145.34, 16,703.70 and 4,563.64

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Solution

The fourth proportional to 11,145.34, 16,703.70 and 4,563.64 is: 6,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145.34 : 16,703.70 = 4,563.64 : x
  2. Step 2: Convert to fraction form
    11,145.34/16,703.70 = 4,563.64/x
  3. Step 3: Cross multiply
    11,145.34x = 16,703.70 × 4,563.64
  4. Step 4: Simplify right side
    11,145.34x = 76,229,673.47
  5. Step 5: Solve for x
    x = 76,229,673.47/11,145.34
  6. Step 6: Final answer
    x = 6,839.60

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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.