Home / 11,011.05-16,518.63-3,617.64

Finding the Fourth Proportional to 11,011.05, 16,518.63 and 3,617.64

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Solution

The fourth proportional to 11,011.05, 16,518.63 and 3,617.64 is: 5,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,011.05 : 16,518.63 = 3,617.64 : x
  2. Step 2: Convert to fraction form
    11,011.05/16,518.63 = 3,617.64/x
  3. Step 3: Cross multiply
    11,011.05x = 16,518.63 × 3,617.64
  4. Step 4: Simplify right side
    11,011.05x = 59,758,470.20
  5. Step 5: Solve for x
    x = 59,758,470.20/11,011.05
  6. Step 6: Final answer
    x = 5,427.14

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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.