Home / 10,342.41-15,516.21-3,323.07

Finding the Fourth Proportional to 10,342.41, 15,516.21 and 3,323.07

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Solution

The fourth proportional to 10,342.41, 15,516.21 and 3,323.07 is: 4,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.41 : 15,516.21 = 3,323.07 : x
  2. Step 2: Convert to fraction form
    10,342.41/15,516.21 = 3,323.07/x
  3. Step 3: Cross multiply
    10,342.41x = 15,516.21 × 3,323.07
  4. Step 4: Simplify right side
    10,342.41x = 51,561,451.96
  5. Step 5: Solve for x
    x = 51,561,451.96/10,342.41
  6. Step 6: Final answer
    x = 4,985.44

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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.