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Finding the Fourth Proportional to 9,541.71, 14,310.90 and 2,521.80

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Solution

The fourth proportional to 9,541.71, 14,310.90 and 2,521.80 is: 3,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,541.71 : 14,310.90 = 2,521.80 : x
  2. Step 2: Convert to fraction form
    9,541.71/14,310.90 = 2,521.80/x
  3. Step 3: Cross multiply
    9,541.71x = 14,310.90 × 2,521.80
  4. Step 4: Simplify right side
    9,541.71x = 36,089,227.62
  5. Step 5: Solve for x
    x = 36,089,227.62/9,541.71
  6. Step 6: Final answer
    x = 3,782.26

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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.