Home / 12,371.93-18,554.27-3,486.67

Finding the Fourth Proportional to 12,371.93, 18,554.27 and 3,486.67

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Solution

The fourth proportional to 12,371.93, 18,554.27 and 3,486.67 is: 5,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.93 : 18,554.27 = 3,486.67 : x
  2. Step 2: Convert to fraction form
    12,371.93/18,554.27 = 3,486.67/x
  3. Step 3: Cross multiply
    12,371.93x = 18,554.27 × 3,486.67
  4. Step 4: Simplify right side
    12,371.93x = 64,692,506.38
  5. Step 5: Solve for x
    x = 64,692,506.38/12,371.93
  6. Step 6: Final answer
    x = 5,228.97

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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.