Home / 10,926.23-15,077.76-6,451.41

Finding the Fourth Proportional to 10,926.23, 15,077.76 and 6,451.41

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Solution

The fourth proportional to 10,926.23, 15,077.76 and 6,451.41 is: 8,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.23 : 15,077.76 = 6,451.41 : x
  2. Step 2: Convert to fraction form
    10,926.23/15,077.76 = 6,451.41/x
  3. Step 3: Cross multiply
    10,926.23x = 15,077.76 × 6,451.41
  4. Step 4: Simplify right side
    10,926.23x = 97,272,843.99
  5. Step 5: Solve for x
    x = 97,272,843.99/10,926.23
  6. Step 6: Final answer
    x = 8,902.69

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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.