Home / 7,433.85-10,249.74-6,423.75

Finding the Fourth Proportional to 7,433.85, 10,249.74 and 6,423.75

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Solution

The fourth proportional to 7,433.85, 10,249.74 and 6,423.75 is: 8,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.85 : 10,249.74 = 6,423.75 : x
  2. Step 2: Convert to fraction form
    7,433.85/10,249.74 = 6,423.75/x
  3. Step 3: Cross multiply
    7,433.85x = 10,249.74 × 6,423.75
  4. Step 4: Simplify right side
    7,433.85x = 65,841,767.33
  5. Step 5: Solve for x
    x = 65,841,767.33/7,433.85
  6. Step 6: Final answer
    x = 8,857.02

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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.