Home / 10,213.61-14,100.15-6,873.98

Finding the Fourth Proportional to 10,213.61, 14,100.15 and 6,873.98

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Solution

The fourth proportional to 10,213.61, 14,100.15 and 6,873.98 is: 9,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.61 : 14,100.15 = 6,873.98 : x
  2. Step 2: Convert to fraction form
    10,213.61/14,100.15 = 6,873.98/x
  3. Step 3: Cross multiply
    10,213.61x = 14,100.15 × 6,873.98
  4. Step 4: Simplify right side
    10,213.61x = 96,924,078.60
  5. Step 5: Solve for x
    x = 96,924,078.60/10,213.61
  6. Step 6: Final answer
    x = 9,489.70

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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.