Home / 6,921.54-10,384.74-3,026.25

Finding the Fourth Proportional to 6,921.54, 10,384.74 and 3,026.25

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Solution

The fourth proportional to 6,921.54, 10,384.74 and 3,026.25 is: 4,540.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.54 : 10,384.74 = 3,026.25 : x
  2. Step 2: Convert to fraction form
    6,921.54/10,384.74 = 3,026.25/x
  3. Step 3: Cross multiply
    6,921.54x = 10,384.74 × 3,026.25
  4. Step 4: Simplify right side
    6,921.54x = 31,426,819.43
  5. Step 5: Solve for x
    x = 31,426,819.43/6,921.54
  6. Step 6: Final answer
    x = 4,540.44

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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.