Home / 10,818.07-16,253.03-6,930.07

Finding the Fourth Proportional to 10,818.07, 16,253.03 and 6,930.07

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Solution

The fourth proportional to 10,818.07, 16,253.03 and 6,930.07 is: 10,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.07 : 16,253.03 = 6,930.07 : x
  2. Step 2: Convert to fraction form
    10,818.07/16,253.03 = 6,930.07/x
  3. Step 3: Cross multiply
    10,818.07x = 16,253.03 × 6,930.07
  4. Step 4: Simplify right side
    10,818.07x = 112,634,635.61
  5. Step 5: Solve for x
    x = 112,634,635.61/10,818.07
  6. Step 6: Final answer
    x = 10,411.71

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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.