Home / 3,479.70-5,210.40-3,277.38

Finding the Fourth Proportional to 3,479.70, 5,210.40 and 3,277.38

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Solution

The fourth proportional to 3,479.70, 5,210.40 and 3,277.38 is: 4,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.70 : 5,210.40 = 3,277.38 : x
  2. Step 2: Convert to fraction form
    3,479.70/5,210.40 = 3,277.38/x
  3. Step 3: Cross multiply
    3,479.70x = 5,210.40 × 3,277.38
  4. Step 4: Simplify right side
    3,479.70x = 17,076,460.75
  5. Step 5: Solve for x
    x = 17,076,460.75/3,479.70
  6. Step 6: Final answer
    x = 4,907.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.