Home / 5,220.38-7,160.02-4,937.96

Finding the Fourth Proportional to 5,220.38, 7,160.02 and 4,937.96

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Solution

The fourth proportional to 5,220.38, 7,160.02 and 4,937.96 is: 6,772.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.38 : 7,160.02 = 4,937.96 : x
  2. Step 2: Convert to fraction form
    5,220.38/7,160.02 = 4,937.96/x
  3. Step 3: Cross multiply
    5,220.38x = 7,160.02 × 4,937.96
  4. Step 4: Simplify right side
    5,220.38x = 35,355,892.36
  5. Step 5: Solve for x
    x = 35,355,892.36/5,220.38
  6. Step 6: Final answer
    x = 6,772.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.