Home / 6,331.45-9,498.09-2,172.51

Finding the Fourth Proportional to 6,331.45, 9,498.09 and 2,172.51

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Solution

The fourth proportional to 6,331.45, 9,498.09 and 2,172.51 is: 3,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.45 : 9,498.09 = 2,172.51 : x
  2. Step 2: Convert to fraction form
    6,331.45/9,498.09 = 2,172.51/x
  3. Step 3: Cross multiply
    6,331.45x = 9,498.09 × 2,172.51
  4. Step 4: Simplify right side
    6,331.45x = 20,634,695.51
  5. Step 5: Solve for x
    x = 20,634,695.51/6,331.45
  6. Step 6: Final answer
    x = 3,259.08

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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.