Home / 7,860.20-10,843.44-4,710.92

Finding the Fourth Proportional to 7,860.20, 10,843.44 and 4,710.92

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Solution

The fourth proportional to 7,860.20, 10,843.44 and 4,710.92 is: 6,498.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.20 : 10,843.44 = 4,710.92 : x
  2. Step 2: Convert to fraction form
    7,860.20/10,843.44 = 4,710.92/x
  3. Step 3: Cross multiply
    7,860.20x = 10,843.44 × 4,710.92
  4. Step 4: Simplify right side
    7,860.20x = 51,082,578.36
  5. Step 5: Solve for x
    x = 51,082,578.36/7,860.20
  6. Step 6: Final answer
    x = 6,498.89

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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.