Home / 10,504.72-14,483.04-8,609.44

Finding the Fourth Proportional to 10,504.72, 14,483.04 and 8,609.44

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Solution

The fourth proportional to 10,504.72, 14,483.04 and 8,609.44 is: 11,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,504.72 : 14,483.04 = 8,609.44 : x
  2. Step 2: Convert to fraction form
    10,504.72/14,483.04 = 8,609.44/x
  3. Step 3: Cross multiply
    10,504.72x = 14,483.04 × 8,609.44
  4. Step 4: Simplify right side
    10,504.72x = 124,690,863.90
  5. Step 5: Solve for x
    x = 124,690,863.90/10,504.72
  6. Step 6: Final answer
    x = 11,869.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.