Home / 3,011.13-4,517.36-902.67

Finding the Fourth Proportional to 3,011.13, 4,517.36 and 902.67

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Solution

The fourth proportional to 3,011.13, 4,517.36 and 902.67 is: 1,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.13 : 4,517.36 = 902.67 : x
  2. Step 2: Convert to fraction form
    3,011.13/4,517.36 = 902.67/x
  3. Step 3: Cross multiply
    3,011.13x = 4,517.36 × 902.67
  4. Step 4: Simplify right side
    3,011.13x = 4,077,706.24
  5. Step 5: Solve for x
    x = 4,077,706.24/3,011.13
  6. Step 6: Final answer
    x = 1,354.21

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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.