Home / 3,274.13-4,518.75-2,097.70

Finding the Fourth Proportional to 3,274.13, 4,518.75 and 2,097.70

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Solution

The fourth proportional to 3,274.13, 4,518.75 and 2,097.70 is: 2,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.13 : 4,518.75 = 2,097.70 : x
  2. Step 2: Convert to fraction form
    3,274.13/4,518.75 = 2,097.70/x
  3. Step 3: Cross multiply
    3,274.13x = 4,518.75 × 2,097.70
  4. Step 4: Simplify right side
    3,274.13x = 9,478,987.52
  5. Step 5: Solve for x
    x = 9,478,987.52/3,274.13
  6. Step 6: Final answer
    x = 2,895.12

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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.