Home / 2,804.13-3,869.49-1,624.98

Finding the Fourth Proportional to 2,804.13, 3,869.49 and 1,624.98

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Solution

The fourth proportional to 2,804.13, 3,869.49 and 1,624.98 is: 2,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.13 : 3,869.49 = 1,624.98 : x
  2. Step 2: Convert to fraction form
    2,804.13/3,869.49 = 1,624.98/x
  3. Step 3: Cross multiply
    2,804.13x = 3,869.49 × 1,624.98
  4. Step 4: Simplify right side
    2,804.13x = 6,287,843.86
  5. Step 5: Solve for x
    x = 6,287,843.86/2,804.13
  6. Step 6: Final answer
    x = 2,242.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.