Home / 6,905.34-10,354.98-1,973.88

Finding the Fourth Proportional to 6,905.34, 10,354.98 and 1,973.88

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Solution

The fourth proportional to 6,905.34, 10,354.98 and 1,973.88 is: 2,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.34 : 10,354.98 = 1,973.88 : x
  2. Step 2: Convert to fraction form
    6,905.34/10,354.98 = 1,973.88/x
  3. Step 3: Cross multiply
    6,905.34x = 10,354.98 × 1,973.88
  4. Step 4: Simplify right side
    6,905.34x = 20,439,487.92
  5. Step 5: Solve for x
    x = 20,439,487.92/6,905.34
  6. Step 6: Final answer
    x = 2,959.95

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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.