Home / 10,213.86-14,100.50-6,874.23

Finding the Fourth Proportional to 10,213.86, 14,100.50 and 6,874.23

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Solution

The fourth proportional to 10,213.86, 14,100.50 and 6,874.23 is: 9,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.86 : 14,100.50 = 6,874.23 : x
  2. Step 2: Convert to fraction form
    10,213.86/14,100.50 = 6,874.23/x
  3. Step 3: Cross multiply
    10,213.86x = 14,100.50 × 6,874.23
  4. Step 4: Simplify right side
    10,213.86x = 96,929,975.24
  5. Step 5: Solve for x
    x = 96,929,975.24/10,213.86
  6. Step 6: Final answer
    x = 9,490.05

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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.