Home / 11,216.93-15,477.55-6,500.30

Finding the Fourth Proportional to 11,216.93, 15,477.55 and 6,500.30

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Solution

The fourth proportional to 11,216.93, 15,477.55 and 6,500.30 is: 8,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.93 : 15,477.55 = 6,500.30 : x
  2. Step 2: Convert to fraction form
    11,216.93/15,477.55 = 6,500.30/x
  3. Step 3: Cross multiply
    11,216.93x = 15,477.55 × 6,500.30
  4. Step 4: Simplify right side
    11,216.93x = 100,608,624.63
  5. Step 5: Solve for x
    x = 100,608,624.63/11,216.93
  6. Step 6: Final answer
    x = 8,969.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.