Home / 4,780.08-7,169.80-1,493.44

Finding the Fourth Proportional to 4,780.08, 7,169.80 and 1,493.44

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Solution

The fourth proportional to 4,780.08, 7,169.80 and 1,493.44 is: 2,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.08 : 7,169.80 = 1,493.44 : x
  2. Step 2: Convert to fraction form
    4,780.08/7,169.80 = 1,493.44/x
  3. Step 3: Cross multiply
    4,780.08x = 7,169.80 × 1,493.44
  4. Step 4: Simplify right side
    4,780.08x = 10,707,666.11
  5. Step 5: Solve for x
    x = 10,707,666.11/4,780.08
  6. Step 6: Final answer
    x = 2,240.06

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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.