Home / 6,554.24-9,832.80-2,172.32

Finding the Fourth Proportional to 6,554.24, 9,832.80 and 2,172.32

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Solution

The fourth proportional to 6,554.24, 9,832.80 and 2,172.32 is: 3,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.24 : 9,832.80 = 2,172.32 : x
  2. Step 2: Convert to fraction form
    6,554.24/9,832.80 = 2,172.32/x
  3. Step 3: Cross multiply
    6,554.24x = 9,832.80 × 2,172.32
  4. Step 4: Simplify right side
    6,554.24x = 21,359,988.10
  5. Step 5: Solve for x
    x = 21,359,988.10/6,554.24
  6. Step 6: Final answer
    x = 3,258.96

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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.