Home / 5,664.60-8,497.81-1,969.02

Finding the Fourth Proportional to 5,664.60, 8,497.81 and 1,969.02

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Solution

The fourth proportional to 5,664.60, 8,497.81 and 1,969.02 is: 2,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.60 : 8,497.81 = 1,969.02 : x
  2. Step 2: Convert to fraction form
    5,664.60/8,497.81 = 1,969.02/x
  3. Step 3: Cross multiply
    5,664.60x = 8,497.81 × 1,969.02
  4. Step 4: Simplify right side
    5,664.60x = 16,732,357.85
  5. Step 5: Solve for x
    x = 16,732,357.85/5,664.60
  6. Step 6: Final answer
    x = 2,953.85

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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.