Home / 6,499.36-9,750.08-2,116.48

Finding the Fourth Proportional to 6,499.36, 9,750.08 and 2,116.48

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Solution

The fourth proportional to 6,499.36, 9,750.08 and 2,116.48 is: 3,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499.36 : 9,750.08 = 2,116.48 : x
  2. Step 2: Convert to fraction form
    6,499.36/9,750.08 = 2,116.48/x
  3. Step 3: Cross multiply
    6,499.36x = 9,750.08 × 2,116.48
  4. Step 4: Simplify right side
    6,499.36x = 20,635,849.32
  5. Step 5: Solve for x
    x = 20,635,849.32/6,499.36
  6. Step 6: Final answer
    x = 3,175.06

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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.