Home / 5,330.94-7,354.48-3,177.04

Finding the Fourth Proportional to 5,330.94, 7,354.48 and 3,177.04

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Solution

The fourth proportional to 5,330.94, 7,354.48 and 3,177.04 is: 4,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.94 : 7,354.48 = 3,177.04 : x
  2. Step 2: Convert to fraction form
    5,330.94/7,354.48 = 3,177.04/x
  3. Step 3: Cross multiply
    5,330.94x = 7,354.48 × 3,177.04
  4. Step 4: Simplify right side
    5,330.94x = 23,365,477.14
  5. Step 5: Solve for x
    x = 23,365,477.14/5,330.94
  6. Step 6: Final answer
    x = 4,382.99

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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.