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Finding the Fourth Proportional to 3,562.86, 5,340.62 and 1,804.58

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Solution

The fourth proportional to 3,562.86, 5,340.62 and 1,804.58 is: 2,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.86 : 5,340.62 = 1,804.58 : x
  2. Step 2: Convert to fraction form
    3,562.86/5,340.62 = 1,804.58/x
  3. Step 3: Cross multiply
    3,562.86x = 5,340.62 × 1,804.58
  4. Step 4: Simplify right side
    3,562.86x = 9,637,576.04
  5. Step 5: Solve for x
    x = 9,637,576.04/3,562.86
  6. Step 6: Final answer
    x = 2,705.01

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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.