Home / 3,097.07-4,274.15-1,699.82

Finding the Fourth Proportional to 3,097.07, 4,274.15 and 1,699.82

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Solution

The fourth proportional to 3,097.07, 4,274.15 and 1,699.82 is: 2,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.07 : 4,274.15 = 1,699.82 : x
  2. Step 2: Convert to fraction form
    3,097.07/4,274.15 = 1,699.82/x
  3. Step 3: Cross multiply
    3,097.07x = 4,274.15 × 1,699.82
  4. Step 4: Simplify right side
    3,097.07x = 7,265,264.28
  5. Step 5: Solve for x
    x = 7,265,264.28/3,097.07
  6. Step 6: Final answer
    x = 2,345.85

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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.