Home / 5,554.09-7,664.61-3,036.20

Finding the Fourth Proportional to 5,554.09, 7,664.61 and 3,036.20

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Solution

The fourth proportional to 5,554.09, 7,664.61 and 3,036.20 is: 4,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.09 : 7,664.61 = 3,036.20 : x
  2. Step 2: Convert to fraction form
    5,554.09/7,664.61 = 3,036.20/x
  3. Step 3: Cross multiply
    5,554.09x = 7,664.61 × 3,036.20
  4. Step 4: Simplify right side
    5,554.09x = 23,271,261.94
  5. Step 5: Solve for x
    x = 23,271,261.94/5,554.09
  6. Step 6: Final answer
    x = 4,189.93

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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.