Home / 2,549.57-3,518.46-1,804.86

Finding the Fourth Proportional to 2,549.57, 3,518.46 and 1,804.86

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Solution

The fourth proportional to 2,549.57, 3,518.46 and 1,804.86 is: 2,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.57 : 3,518.46 = 1,804.86 : x
  2. Step 2: Convert to fraction form
    2,549.57/3,518.46 = 1,804.86/x
  3. Step 3: Cross multiply
    2,549.57x = 3,518.46 × 1,804.86
  4. Step 4: Simplify right side
    2,549.57x = 6,350,327.72
  5. Step 5: Solve for x
    x = 6,350,327.72/2,549.57
  6. Step 6: Final answer
    x = 2,490.74

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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.