Home / 5,869.05-8,804.34-1,918.93

Finding the Fourth Proportional to 5,869.05, 8,804.34 and 1,918.93

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Solution

The fourth proportional to 5,869.05, 8,804.34 and 1,918.93 is: 2,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.05 : 8,804.34 = 1,918.93 : x
  2. Step 2: Convert to fraction form
    5,869.05/8,804.34 = 1,918.93/x
  3. Step 3: Cross multiply
    5,869.05x = 8,804.34 × 1,918.93
  4. Step 4: Simplify right side
    5,869.05x = 16,894,890.15
  5. Step 5: Solve for x
    x = 16,894,890.15/5,869.05
  6. Step 6: Final answer
    x = 2,878.64

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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.