Home / 10,613.10-14,648.19-6,136.63

Finding the Fourth Proportional to 10,613.10, 14,648.19 and 6,136.63

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Solution

The fourth proportional to 10,613.10, 14,648.19 and 6,136.63 is: 8,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.10 : 14,648.19 = 6,136.63 : x
  2. Step 2: Convert to fraction form
    10,613.10/14,648.19 = 6,136.63/x
  3. Step 3: Cross multiply
    10,613.10x = 14,648.19 × 6,136.63
  4. Step 4: Simplify right side
    10,613.10x = 89,890,522.20
  5. Step 5: Solve for x
    x = 89,890,522.20/10,613.10
  6. Step 6: Final answer
    x = 8,469.77

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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.