Home / 2,368.78-3,546.86-1,959.74

Finding the Fourth Proportional to 2,368.78, 3,546.86 and 1,959.74

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Solution

The fourth proportional to 2,368.78, 3,546.86 and 1,959.74 is: 2,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.78 : 3,546.86 = 1,959.74 : x
  2. Step 2: Convert to fraction form
    2,368.78/3,546.86 = 1,959.74/x
  3. Step 3: Cross multiply
    2,368.78x = 3,546.86 × 1,959.74
  4. Step 4: Simplify right side
    2,368.78x = 6,950,923.42
  5. Step 5: Solve for x
    x = 6,950,923.42/2,368.78
  6. Step 6: Final answer
    x = 2,934.39

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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.