Home / 5,025.34-6,934.39-2,787

Finding the Fourth Proportional to 5,025.34, 6,934.39 and 2,787

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Solution

The fourth proportional to 5,025.34, 6,934.39 and 2,787 is: 3,845.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.34 : 6,934.39 = 2,787 : x
  2. Step 2: Convert to fraction form
    5,025.34/6,934.39 = 2,787/x
  3. Step 3: Cross multiply
    5,025.34x = 6,934.39 × 2,787
  4. Step 4: Simplify right side
    5,025.34x = 19,326,144.93
  5. Step 5: Solve for x
    x = 19,326,144.93/5,025.34
  6. Step 6: Final answer
    x = 3,845.74

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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.