Home / 10,286.91-15,427.13-6,536.07

Finding the Fourth Proportional to 10,286.91, 15,427.13 and 6,536.07

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Solution

The fourth proportional to 10,286.91, 15,427.13 and 6,536.07 is: 9,802.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.91 : 15,427.13 = 6,536.07 : x
  2. Step 2: Convert to fraction form
    10,286.91/15,427.13 = 6,536.07/x
  3. Step 3: Cross multiply
    10,286.91x = 15,427.13 × 6,536.07
  4. Step 4: Simplify right side
    10,286.91x = 100,832,768.90
  5. Step 5: Solve for x
    x = 100,832,768.90/10,286.91
  6. Step 6: Final answer
    x = 9,802.05

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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.