Home / 4,285.06-6,428.12-1,651.95

Finding the Fourth Proportional to 4,285.06, 6,428.12 and 1,651.95

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Solution

The fourth proportional to 4,285.06, 6,428.12 and 1,651.95 is: 2,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285.06 : 6,428.12 = 1,651.95 : x
  2. Step 2: Convert to fraction form
    4,285.06/6,428.12 = 1,651.95/x
  3. Step 3: Cross multiply
    4,285.06x = 6,428.12 × 1,651.95
  4. Step 4: Simplify right side
    4,285.06x = 10,618,924.57
  5. Step 5: Solve for x
    x = 10,618,924.57/4,285.06
  6. Step 6: Final answer
    x = 2,478.13

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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.