Home / 5,320.08-7,341.03-2,961.90

Finding the Fourth Proportional to 5,320.08, 7,341.03 and 2,961.90

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Solution

The fourth proportional to 5,320.08, 7,341.03 and 2,961.90 is: 4,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.08 : 7,341.03 = 2,961.90 : x
  2. Step 2: Convert to fraction form
    5,320.08/7,341.03 = 2,961.90/x
  3. Step 3: Cross multiply
    5,320.08x = 7,341.03 × 2,961.90
  4. Step 4: Simplify right side
    5,320.08x = 21,743,396.76
  5. Step 5: Solve for x
    x = 21,743,396.76/5,320.08
  6. Step 6: Final answer
    x = 4,087.04

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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.