Home / 9,312.34-13,977.28-3,394.94

Finding the Fourth Proportional to 9,312.34, 13,977.28 and 3,394.94

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Solution

The fourth proportional to 9,312.34, 13,977.28 and 3,394.94 is: 5,095.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.34 : 13,977.28 = 3,394.94 : x
  2. Step 2: Convert to fraction form
    9,312.34/13,977.28 = 3,394.94/x
  3. Step 3: Cross multiply
    9,312.34x = 13,977.28 × 3,394.94
  4. Step 4: Simplify right side
    9,312.34x = 47,452,026.96
  5. Step 5: Solve for x
    x = 47,452,026.96/9,312.34
  6. Step 6: Final answer
    x = 5,095.61

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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.