Home / 10,352.52-15,531.06-3,778.67

Finding the Fourth Proportional to 10,352.52, 15,531.06 and 3,778.67

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Solution

The fourth proportional to 10,352.52, 15,531.06 and 3,778.67 is: 5,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.52 : 15,531.06 = 3,778.67 : x
  2. Step 2: Convert to fraction form
    10,352.52/15,531.06 = 3,778.67/x
  3. Step 3: Cross multiply
    10,352.52x = 15,531.06 × 3,778.67
  4. Step 4: Simplify right side
    10,352.52x = 58,686,672.83
  5. Step 5: Solve for x
    x = 58,686,672.83/10,352.52
  6. Step 6: Final answer
    x = 5,668.83

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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.