Home / 4,794.88-7,187.28-1,873.12

Finding the Fourth Proportional to 4,794.88, 7,187.28 and 1,873.12

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Solution

The fourth proportional to 4,794.88, 7,187.28 and 1,873.12 is: 2,807.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,794.88 : 7,187.28 = 1,873.12 : x
  2. Step 2: Convert to fraction form
    4,794.88/7,187.28 = 1,873.12/x
  3. Step 3: Cross multiply
    4,794.88x = 7,187.28 × 1,873.12
  4. Step 4: Simplify right side
    4,794.88x = 13,462,637.91
  5. Step 5: Solve for x
    x = 13,462,637.91/4,794.88
  6. Step 6: Final answer
    x = 2,807.71

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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.