Home / 6,758.10-10,139.58-4,825.44

Finding the Fourth Proportional to 6,758.10, 10,139.58 and 4,825.44

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Solution

The fourth proportional to 6,758.10, 10,139.58 and 4,825.44 is: 7,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.10 : 10,139.58 = 4,825.44 : x
  2. Step 2: Convert to fraction form
    6,758.10/10,139.58 = 4,825.44/x
  3. Step 3: Cross multiply
    6,758.10x = 10,139.58 × 4,825.44
  4. Step 4: Simplify right side
    6,758.10x = 48,927,934.92
  5. Step 5: Solve for x
    x = 48,927,934.92/6,758.10
  6. Step 6: Final answer
    x = 7,239.90

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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.