Home / 3,192.35-4,788.54-1,113.84

Finding the Fourth Proportional to 3,192.35, 4,788.54 and 1,113.84

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Solution

The fourth proportional to 3,192.35, 4,788.54 and 1,113.84 is: 1,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.35 : 4,788.54 = 1,113.84 : x
  2. Step 2: Convert to fraction form
    3,192.35/4,788.54 = 1,113.84/x
  3. Step 3: Cross multiply
    3,192.35x = 4,788.54 × 1,113.84
  4. Step 4: Simplify right side
    3,192.35x = 5,333,643.45
  5. Step 5: Solve for x
    x = 5,333,643.45/3,192.35
  6. Step 6: Final answer
    x = 1,670.76

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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.