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Finding the Fourth Proportional to 8,346.33, 12,519.53 and 2,800.10

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Solution

The fourth proportional to 8,346.33, 12,519.53 and 2,800.10 is: 4,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.33 : 12,519.53 = 2,800.10 : x
  2. Step 2: Convert to fraction form
    8,346.33/12,519.53 = 2,800.10/x
  3. Step 3: Cross multiply
    8,346.33x = 12,519.53 × 2,800.10
  4. Step 4: Simplify right side
    8,346.33x = 35,055,935.95
  5. Step 5: Solve for x
    x = 35,055,935.95/8,346.33
  6. Step 6: Final answer
    x = 4,200.16

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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.