Home / 8,353.49-12,530.11-3,357.15

Finding the Fourth Proportional to 8,353.49, 12,530.11 and 3,357.15

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Solution

The fourth proportional to 8,353.49, 12,530.11 and 3,357.15 is: 5,035.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.49 : 12,530.11 = 3,357.15 : x
  2. Step 2: Convert to fraction form
    8,353.49/12,530.11 = 3,357.15/x
  3. Step 3: Cross multiply
    8,353.49x = 12,530.11 × 3,357.15
  4. Step 4: Simplify right side
    8,353.49x = 42,065,458.79
  5. Step 5: Solve for x
    x = 42,065,458.79/8,353.49
  6. Step 6: Final answer
    x = 5,035.67

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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.