Home / 2,804.90-4,205.95-1,635.17

Finding the Fourth Proportional to 2,804.90, 4,205.95 and 1,635.17

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Solution

The fourth proportional to 2,804.90, 4,205.95 and 1,635.17 is: 2,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.90 : 4,205.95 = 1,635.17 : x
  2. Step 2: Convert to fraction form
    2,804.90/4,205.95 = 1,635.17/x
  3. Step 3: Cross multiply
    2,804.90x = 4,205.95 × 1,635.17
  4. Step 4: Simplify right side
    2,804.90x = 6,877,418.14
  5. Step 5: Solve for x
    x = 6,877,418.14/2,804.90
  6. Step 6: Final answer
    x = 2,451.93

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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.