Home / 4,819.24-7,227.60-1,355.68

Finding the Fourth Proportional to 4,819.24, 7,227.60 and 1,355.68

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Solution

The fourth proportional to 4,819.24, 7,227.60 and 1,355.68 is: 2,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.24 : 7,227.60 = 1,355.68 : x
  2. Step 2: Convert to fraction form
    4,819.24/7,227.60 = 1,355.68/x
  3. Step 3: Cross multiply
    4,819.24x = 7,227.60 × 1,355.68
  4. Step 4: Simplify right side
    4,819.24x = 9,798,312.77
  5. Step 5: Solve for x
    x = 9,798,312.77/4,819.24
  6. Step 6: Final answer
    x = 2,033.17

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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.