Home / 10,136.03-13,986.68-6,156.90

Finding the Fourth Proportional to 10,136.03, 13,986.68 and 6,156.90

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Solution

The fourth proportional to 10,136.03, 13,986.68 and 6,156.90 is: 8,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.03 : 13,986.68 = 6,156.90 : x
  2. Step 2: Convert to fraction form
    10,136.03/13,986.68 = 6,156.90/x
  3. Step 3: Cross multiply
    10,136.03x = 13,986.68 × 6,156.90
  4. Step 4: Simplify right side
    10,136.03x = 86,114,559.31
  5. Step 5: Solve for x
    x = 86,114,559.31/10,136.03
  6. Step 6: Final answer
    x = 8,495.89

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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.