Home / 10,269.90-15,408.09-6,114.60

Finding the Fourth Proportional to 10,269.90, 15,408.09 and 6,114.60

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Solution

The fourth proportional to 10,269.90, 15,408.09 and 6,114.60 is: 9,173.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.90 : 15,408.09 = 6,114.60 : x
  2. Step 2: Convert to fraction form
    10,269.90/15,408.09 = 6,114.60/x
  3. Step 3: Cross multiply
    10,269.90x = 15,408.09 × 6,114.60
  4. Step 4: Simplify right side
    10,269.90x = 94,214,307.11
  5. Step 5: Solve for x
    x = 94,214,307.11/10,269.90
  6. Step 6: Final answer
    x = 9,173.83

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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.