Home / 3,020.87-4,529.31-1,457.77

Finding the Fourth Proportional to 3,020.87, 4,529.31 and 1,457.77

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Solution

The fourth proportional to 3,020.87, 4,529.31 and 1,457.77 is: 2,185.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.87 : 4,529.31 = 1,457.77 : x
  2. Step 2: Convert to fraction form
    3,020.87/4,529.31 = 1,457.77/x
  3. Step 3: Cross multiply
    3,020.87x = 4,529.31 × 1,457.77
  4. Step 4: Simplify right side
    3,020.87x = 6,602,692.24
  5. Step 5: Solve for x
    x = 6,602,692.24/3,020.87
  6. Step 6: Final answer
    x = 2,185.69

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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.