Home / 5,554.58-7,664.95-3,164.25

Finding the Fourth Proportional to 5,554.58, 7,664.95 and 3,164.25

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Solution

The fourth proportional to 5,554.58, 7,664.95 and 3,164.25 is: 4,366.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.58 : 7,664.95 = 3,164.25 : x
  2. Step 2: Convert to fraction form
    5,554.58/7,664.95 = 3,164.25/x
  3. Step 3: Cross multiply
    5,554.58x = 7,664.95 × 3,164.25
  4. Step 4: Simplify right side
    5,554.58x = 24,253,810.13
  5. Step 5: Solve for x
    x = 24,253,810.13/5,554.58
  6. Step 6: Final answer
    x = 4,366.45

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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.