Home / 3,575.04-4,933.12-2,177.28

Finding the Fourth Proportional to 3,575.04, 4,933.12 and 2,177.28

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Solution

The fourth proportional to 3,575.04, 4,933.12 and 2,177.28 is: 3,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.04 : 4,933.12 = 2,177.28 : x
  2. Step 2: Convert to fraction form
    3,575.04/4,933.12 = 2,177.28/x
  3. Step 3: Cross multiply
    3,575.04x = 4,933.12 × 2,177.28
  4. Step 4: Simplify right side
    3,575.04x = 10,740,783.51
  5. Step 5: Solve for x
    x = 10,740,783.51/3,575.04
  6. Step 6: Final answer
    x = 3,004.38

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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.