Home / 7,057.14-10,583.56-4,879.86

Finding the Fourth Proportional to 7,057.14, 10,583.56 and 4,879.86

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Solution

The fourth proportional to 7,057.14, 10,583.56 and 4,879.86 is: 7,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,057.14 : 10,583.56 = 4,879.86 : x
  2. Step 2: Convert to fraction form
    7,057.14/10,583.56 = 4,879.86/x
  3. Step 3: Cross multiply
    7,057.14x = 10,583.56 × 4,879.86
  4. Step 4: Simplify right side
    7,057.14x = 51,646,291.10
  5. Step 5: Solve for x
    x = 51,646,291.10/7,057.14
  6. Step 6: Final answer
    x = 7,318.30

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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.