Home / 5,285.28-7,290.96-4,910.04

Finding the Fourth Proportional to 5,285.28, 7,290.96 and 4,910.04

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Solution

The fourth proportional to 5,285.28, 7,290.96 and 4,910.04 is: 6,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.28 : 7,290.96 = 4,910.04 : x
  2. Step 2: Convert to fraction form
    5,285.28/7,290.96 = 4,910.04/x
  3. Step 3: Cross multiply
    5,285.28x = 7,290.96 × 4,910.04
  4. Step 4: Simplify right side
    5,285.28x = 35,798,905.24
  5. Step 5: Solve for x
    x = 35,798,905.24/5,285.28
  6. Step 6: Final answer
    x = 6,773.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.