Home / 5,193.69-7,778.12-2,995.76

Finding the Fourth Proportional to 5,193.69, 7,778.12 and 2,995.76

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Solution

The fourth proportional to 5,193.69, 7,778.12 and 2,995.76 is: 4,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.69 : 7,778.12 = 2,995.76 : x
  2. Step 2: Convert to fraction form
    5,193.69/7,778.12 = 2,995.76/x
  3. Step 3: Cross multiply
    5,193.69x = 7,778.12 × 2,995.76
  4. Step 4: Simplify right side
    5,193.69x = 23,301,326.90
  5. Step 5: Solve for x
    x = 23,301,326.90/5,193.69
  6. Step 6: Final answer
    x = 4,486.47

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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.