Home / 11,353.32-16,980.66-6,662.16

Finding the Fourth Proportional to 11,353.32, 16,980.66 and 6,662.16

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Solution

The fourth proportional to 11,353.32, 16,980.66 and 6,662.16 is: 9,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353.32 : 16,980.66 = 6,662.16 : x
  2. Step 2: Convert to fraction form
    11,353.32/16,980.66 = 6,662.16/x
  3. Step 3: Cross multiply
    11,353.32x = 16,980.66 × 6,662.16
  4. Step 4: Simplify right side
    11,353.32x = 113,127,873.83
  5. Step 5: Solve for x
    x = 113,127,873.83/11,353.32
  6. Step 6: Final answer
    x = 9,964.30

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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.