Home / 6,905.34-10,354.93-2,519.72

Finding the Fourth Proportional to 6,905.34, 10,354.93 and 2,519.72

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Solution

The fourth proportional to 6,905.34, 10,354.93 and 2,519.72 is: 3,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.34 : 10,354.93 = 2,519.72 : x
  2. Step 2: Convert to fraction form
    6,905.34/10,354.93 = 2,519.72/x
  3. Step 3: Cross multiply
    6,905.34x = 10,354.93 × 2,519.72
  4. Step 4: Simplify right side
    6,905.34x = 26,091,504.98
  5. Step 5: Solve for x
    x = 26,091,504.98/6,905.34
  6. Step 6: Final answer
    x = 3,778.45

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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.