Home / 7,314.14-10,970.58-5,919.86

Finding the Fourth Proportional to 7,314.14, 10,970.58 and 5,919.86

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Solution

The fourth proportional to 7,314.14, 10,970.58 and 5,919.86 is: 8,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314.14 : 10,970.58 = 5,919.86 : x
  2. Step 2: Convert to fraction form
    7,314.14/10,970.58 = 5,919.86/x
  3. Step 3: Cross multiply
    7,314.14x = 10,970.58 × 5,919.86
  4. Step 4: Simplify right side
    7,314.14x = 64,944,297.72
  5. Step 5: Solve for x
    x = 64,944,297.72/7,314.14
  6. Step 6: Final answer
    x = 8,879.28

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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.