Home / 4,995.19-7,493.55-1,664.20

Finding the Fourth Proportional to 4,995.19, 7,493.55 and 1,664.20

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Solution

The fourth proportional to 4,995.19, 7,493.55 and 1,664.20 is: 2,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.19 : 7,493.55 = 1,664.20 : x
  2. Step 2: Convert to fraction form
    4,995.19/7,493.55 = 1,664.20/x
  3. Step 3: Cross multiply
    4,995.19x = 7,493.55 × 1,664.20
  4. Step 4: Simplify right side
    4,995.19x = 12,470,765.91
  5. Step 5: Solve for x
    x = 12,470,765.91/4,995.19
  6. Step 6: Final answer
    x = 2,496.55

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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.