Home / 7,423.50-10,244.44-4,279.90

Finding the Fourth Proportional to 7,423.50, 10,244.44 and 4,279.90

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Solution

The fourth proportional to 7,423.50, 10,244.44 and 4,279.90 is: 5,906.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.50 : 10,244.44 = 4,279.90 : x
  2. Step 2: Convert to fraction form
    7,423.50/10,244.44 = 4,279.90/x
  3. Step 3: Cross multiply
    7,423.50x = 10,244.44 × 4,279.90
  4. Step 4: Simplify right side
    7,423.50x = 43,845,178.76
  5. Step 5: Solve for x
    x = 43,845,178.76/7,423.50
  6. Step 6: Final answer
    x = 5,906.27

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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.