Home / 5,482.37-8,223.65-1,784.58

Finding the Fourth Proportional to 5,482.37, 8,223.65 and 1,784.58

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Solution

The fourth proportional to 5,482.37, 8,223.65 and 1,784.58 is: 2,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.37 : 8,223.65 = 1,784.58 : x
  2. Step 2: Convert to fraction form
    5,482.37/8,223.65 = 1,784.58/x
  3. Step 3: Cross multiply
    5,482.37x = 8,223.65 × 1,784.58
  4. Step 4: Simplify right side
    5,482.37x = 14,675,761.32
  5. Step 5: Solve for x
    x = 14,675,761.32/5,482.37
  6. Step 6: Final answer
    x = 2,676.90

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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.