Home / 10,835.32-16,254.64-2,938.10

Finding the Fourth Proportional to 10,835.32, 16,254.64 and 2,938.10

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Solution

The fourth proportional to 10,835.32, 16,254.64 and 2,938.10 is: 4,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.32 : 16,254.64 = 2,938.10 : x
  2. Step 2: Convert to fraction form
    10,835.32/16,254.64 = 2,938.10/x
  3. Step 3: Cross multiply
    10,835.32x = 16,254.64 × 2,938.10
  4. Step 4: Simplify right side
    10,835.32x = 47,757,757.78
  5. Step 5: Solve for x
    x = 47,757,757.78/10,835.32
  6. Step 6: Final answer
    x = 4,407.60

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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.