Home / 6,912.90-10,354.14-5,713.34

Finding the Fourth Proportional to 6,912.90, 10,354.14 and 5,713.34

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Solution

The fourth proportional to 6,912.90, 10,354.14 and 5,713.34 is: 8,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.90 : 10,354.14 = 5,713.34 : x
  2. Step 2: Convert to fraction form
    6,912.90/10,354.14 = 5,713.34/x
  3. Step 3: Cross multiply
    6,912.90x = 10,354.14 × 5,713.34
  4. Step 4: Simplify right side
    6,912.90x = 59,156,722.23
  5. Step 5: Solve for x
    x = 59,156,722.23/6,912.90
  6. Step 6: Final answer
    x = 8,557.44

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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.