Home / 7,477.06-11,216.01-3,316.09

Finding the Fourth Proportional to 7,477.06, 11,216.01 and 3,316.09

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Solution

The fourth proportional to 7,477.06, 11,216.01 and 3,316.09 is: 4,974.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.06 : 11,216.01 = 3,316.09 : x
  2. Step 2: Convert to fraction form
    7,477.06/11,216.01 = 3,316.09/x
  3. Step 3: Cross multiply
    7,477.06x = 11,216.01 × 3,316.09
  4. Step 4: Simplify right side
    7,477.06x = 37,193,298.60
  5. Step 5: Solve for x
    x = 37,193,298.60/7,477.06
  6. Step 6: Final answer
    x = 4,974.32

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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.