Home / 2,379.02-3,562.97-1,555.25

Finding the Fourth Proportional to 2,379.02, 3,562.97 and 1,555.25

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Solution

The fourth proportional to 2,379.02, 3,562.97 and 1,555.25 is: 2,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379.02 : 3,562.97 = 1,555.25 : x
  2. Step 2: Convert to fraction form
    2,379.02/3,562.97 = 1,555.25/x
  3. Step 3: Cross multiply
    2,379.02x = 3,562.97 × 1,555.25
  4. Step 4: Simplify right side
    2,379.02x = 5,541,283.50
  5. Step 5: Solve for x
    x = 5,541,283.50/2,379.02
  6. Step 6: Final answer
    x = 2,329.23

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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.