Home / 6,854.86-10,282.60-1,924.40

Finding the Fourth Proportional to 6,854.86, 10,282.60 and 1,924.40

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Solution

The fourth proportional to 6,854.86, 10,282.60 and 1,924.40 is: 2,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.86 : 10,282.60 = 1,924.40 : x
  2. Step 2: Convert to fraction form
    6,854.86/10,282.60 = 1,924.40/x
  3. Step 3: Cross multiply
    6,854.86x = 10,282.60 × 1,924.40
  4. Step 4: Simplify right side
    6,854.86x = 19,787,835.44
  5. Step 5: Solve for x
    x = 19,787,835.44/6,854.86
  6. Step 6: Final answer
    x = 2,886.69

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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.