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Finding the Fourth Proportional to 2,671.53, 3,999.74 and 1,804.29

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Solution

The fourth proportional to 2,671.53, 3,999.74 and 1,804.29 is: 2,701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671.53 : 3,999.74 = 1,804.29 : x
  2. Step 2: Convert to fraction form
    2,671.53/3,999.74 = 1,804.29/x
  3. Step 3: Cross multiply
    2,671.53x = 3,999.74 × 1,804.29
  4. Step 4: Simplify right side
    2,671.53x = 7,216,681.86
  5. Step 5: Solve for x
    x = 7,216,681.86/2,671.53
  6. Step 6: Final answer
    x = 2,701.33

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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.