Home / 7,423.48-11,135.21-3,040.94

Finding the Fourth Proportional to 7,423.48, 11,135.21 and 3,040.94

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Solution

The fourth proportional to 7,423.48, 11,135.21 and 3,040.94 is: 4,561.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.48 : 11,135.21 = 3,040.94 : x
  2. Step 2: Convert to fraction form
    7,423.48/11,135.21 = 3,040.94/x
  3. Step 3: Cross multiply
    7,423.48x = 11,135.21 × 3,040.94
  4. Step 4: Simplify right side
    7,423.48x = 33,861,490.29
  5. Step 5: Solve for x
    x = 33,861,490.29/7,423.48
  6. Step 6: Final answer
    x = 4,561.41

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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.