Home / 4,685.24-7,028.62-1,763.76

Finding the Fourth Proportional to 4,685.24, 7,028.62 and 1,763.76

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Solution

The fourth proportional to 4,685.24, 7,028.62 and 1,763.76 is: 2,645.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.24 : 7,028.62 = 1,763.76 : x
  2. Step 2: Convert to fraction form
    4,685.24/7,028.62 = 1,763.76/x
  3. Step 3: Cross multiply
    4,685.24x = 7,028.62 × 1,763.76
  4. Step 4: Simplify right side
    4,685.24x = 12,396,798.81
  5. Step 5: Solve for x
    x = 12,396,798.81/4,685.24
  6. Step 6: Final answer
    x = 2,645.93

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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.