Home / 5,520.52-7,618.36-3,036.52

Finding the Fourth Proportional to 5,520.52, 7,618.36 and 3,036.52

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Solution

The fourth proportional to 5,520.52, 7,618.36 and 3,036.52 is: 4,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.52 : 7,618.36 = 3,036.52 : x
  2. Step 2: Convert to fraction form
    5,520.52/7,618.36 = 3,036.52/x
  3. Step 3: Cross multiply
    5,520.52x = 7,618.36 × 3,036.52
  4. Step 4: Simplify right side
    5,520.52x = 23,133,302.51
  5. Step 5: Solve for x
    x = 23,133,302.51/5,520.52
  6. Step 6: Final answer
    x = 4,190.42

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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.