Home / 7,895.21-10,895.31-4,358.44

Finding the Fourth Proportional to 7,895.21, 10,895.31 and 4,358.44

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Solution

The fourth proportional to 7,895.21, 10,895.31 and 4,358.44 is: 6,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.21 : 10,895.31 = 4,358.44 : x
  2. Step 2: Convert to fraction form
    7,895.21/10,895.31 = 4,358.44/x
  3. Step 3: Cross multiply
    7,895.21x = 10,895.31 × 4,358.44
  4. Step 4: Simplify right side
    7,895.21x = 47,486,568.54
  5. Step 5: Solve for x
    x = 47,486,568.54/7,895.21
  6. Step 6: Final answer
    x = 6,014.61

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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.