Home / 7,294.12-10,946.48-2,912.83

Finding the Fourth Proportional to 7,294.12, 10,946.48 and 2,912.83

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Solution

The fourth proportional to 7,294.12, 10,946.48 and 2,912.83 is: 4,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.12 : 10,946.48 = 2,912.83 : x
  2. Step 2: Convert to fraction form
    7,294.12/10,946.48 = 2,912.83/x
  3. Step 3: Cross multiply
    7,294.12x = 10,946.48 × 2,912.83
  4. Step 4: Simplify right side
    7,294.12x = 31,885,235.34
  5. Step 5: Solve for x
    x = 31,885,235.34/7,294.12
  6. Step 6: Final answer
    x = 4,371.36

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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.