Home / 7,882.08-10,879.40-4,896.24

Finding the Fourth Proportional to 7,882.08, 10,879.40 and 4,896.24

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Solution

The fourth proportional to 7,882.08, 10,879.40 and 4,896.24 is: 6,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.08 : 10,879.40 = 4,896.24 : x
  2. Step 2: Convert to fraction form
    7,882.08/10,879.40 = 4,896.24/x
  3. Step 3: Cross multiply
    7,882.08x = 10,879.40 × 4,896.24
  4. Step 4: Simplify right side
    7,882.08x = 53,268,153.46
  5. Step 5: Solve for x
    x = 53,268,153.46/7,882.08
  6. Step 6: Final answer
    x = 6,758.13

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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.