Home / 10,087.81-15,133.33-4,246.09

Finding the Fourth Proportional to 10,087.81, 15,133.33 and 4,246.09

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Solution

The fourth proportional to 10,087.81, 15,133.33 and 4,246.09 is: 6,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.81 : 15,133.33 = 4,246.09 : x
  2. Step 2: Convert to fraction form
    10,087.81/15,133.33 = 4,246.09/x
  3. Step 3: Cross multiply
    10,087.81x = 15,133.33 × 4,246.09
  4. Step 4: Simplify right side
    10,087.81x = 64,257,481.18
  5. Step 5: Solve for x
    x = 64,257,481.18/10,087.81
  6. Step 6: Final answer
    x = 6,369.81

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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.