Home / 10,673.20-16,012.08-3,278.20

Finding the Fourth Proportional to 10,673.20, 16,012.08 and 3,278.20

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Solution

The fourth proportional to 10,673.20, 16,012.08 and 3,278.20 is: 4,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.20 : 16,012.08 = 3,278.20 : x
  2. Step 2: Convert to fraction form
    10,673.20/16,012.08 = 3,278.20/x
  3. Step 3: Cross multiply
    10,673.20x = 16,012.08 × 3,278.20
  4. Step 4: Simplify right side
    10,673.20x = 52,490,800.66
  5. Step 5: Solve for x
    x = 52,490,800.66/10,673.20
  6. Step 6: Final answer
    x = 4,918.00

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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.