Home / 11,281.24-16,921.74-4,350.88

Finding the Fourth Proportional to 11,281.24, 16,921.74 and 4,350.88

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Solution

The fourth proportional to 11,281.24, 16,921.74 and 4,350.88 is: 6,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.24 : 16,921.74 = 4,350.88 : x
  2. Step 2: Convert to fraction form
    11,281.24/16,921.74 = 4,350.88/x
  3. Step 3: Cross multiply
    11,281.24x = 16,921.74 × 4,350.88
  4. Step 4: Simplify right side
    11,281.24x = 73,624,460.13
  5. Step 5: Solve for x
    x = 73,624,460.13/11,281.24
  6. Step 6: Final answer
    x = 6,526.27

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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.