Home / 11,054.28-16,583.85-5,210.94

Finding the Fourth Proportional to 11,054.28, 16,583.85 and 5,210.94

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Solution

The fourth proportional to 11,054.28, 16,583.85 and 5,210.94 is: 7,817.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.28 : 16,583.85 = 5,210.94 : x
  2. Step 2: Convert to fraction form
    11,054.28/16,583.85 = 5,210.94/x
  3. Step 3: Cross multiply
    11,054.28x = 16,583.85 × 5,210.94
  4. Step 4: Simplify right side
    11,054.28x = 86,417,447.32
  5. Step 5: Solve for x
    x = 86,417,447.32/11,054.28
  6. Step 6: Final answer
    x = 7,817.56

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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.